Appleton And Langes Pre Test

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1. The patient may be left on the transport stretcher unattended

Explanation

Under no circumstances should the patient be left on the transport stretcher unattended. This means that regardless of the situation, it is never acceptable to leave the patient alone on the stretcher. This is important because it ensures the safety and well-being of the patient. It is crucial to have someone present to monitor the patient's condition and respond to any emergencies or changes in their health. Leaving the patient unattended could lead to potential risks or complications that could have been prevented with proper supervision.

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About This Quiz
Appleton And Langes Pre Test - Quiz

The 'Appleton and Langes Pre test' assesses knowledge in surgical techniques and medical procedures. It covers topics like inguinal herniorrhaphy, use of polyglycolic acid sutures, steam sterilization, white... see morecell count implications, anatomical directions, and Meckel's diverticulum. see less

2. A Weitlaner is a

Explanation

A Weitlaner is a type of retractor commonly used in surgical procedures. Retractors are instruments used to hold back tissues or organs in order to provide better visibility and access to the surgical site. Weitlaner retractors have self-retaining blades that can be adjusted to different widths, allowing them to securely hold tissues apart during the procedure. This helps the surgeon to have a clear view and work more effectively.

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3. A rotator cuff tear would occur in the

Explanation

A rotator cuff tear would occur in the shoulder. The rotator cuff is a group of muscles and tendons that surround the shoulder joint, providing stability and allowing for movement. When these muscles or tendons are torn, it can result in pain, weakness, and limited range of motion in the shoulder. This type of injury is commonly seen in athletes who engage in repetitive overhead motions, such as throwing or swimming, as well as in older individuals due to degeneration of the tendons. Treatment for a rotator cuff tear may include rest, physical therapy, or in severe cases, surgery.

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4. Surgical masks should be changed

Explanation

Surgical masks should be changed after each case because they are designed to be single-use and disposable. After each case, the mask may be contaminated with potentially harmful pathogens, making it necessary to replace it to maintain proper hygiene and prevent the spread of infections. Reusing a mask can increase the risk of cross-contamination and compromise the effectiveness of the mask in filtering out particles. Therefore, changing the mask after each case is crucial for ensuring the safety of both the wearer and others in the healthcare setting.

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5. Carpal tunnel syndrome affects is the

Explanation

Carpal tunnel syndrome affects the wrist. This condition occurs when the median nerve, which runs from the forearm to the hand, becomes compressed or squeezed at the wrist. This can cause symptoms such as pain, numbness, tingling, and weakness in the hand and fingers. The carpal tunnel is a narrow passageway in the wrist that houses the median nerve and tendons. Repetitive hand and wrist movements, certain medical conditions, and anatomical factors can contribute to the development of carpal tunnel syndrome. Treatment options may include wrist splinting, medication, physical therapy, and in severe cases, surgery.

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6. The person transporting the patient on a stretcher should

Explanation

The person transporting the patient on a stretcher should push the stretcher from the head because it provides better control and maneuverability. Pushing from the head allows the person to have a clear view of the path ahead and easily navigate through obstacles. It also ensures that the patient's body remains stable and secure on the stretcher during transportation. Additionally, pushing from the head allows for better coordination with other team members who may be assisting in guiding the stretcher.

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7. What advantage is phacoemulsification for cataract removal?

Explanation

Phacoemulsification for cataract removal offers several advantages, including shortened convalescence and employing small incisions. This technique uses ultrasound energy to break up the cataract, allowing for easier removal through a small incision. The smaller incision results in faster healing and recovery time compared to traditional cataract surgery. Additionally, the small incision leads to a superior cosmetic effect, as there is less scarring and a reduced risk of complications. Therefore, the correct answer is A and C.

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8. Distal refers to

Explanation

Distal refers to a position or location that is farther away from the body. It is the opposite of proximal, which refers to a position or location that is closer to the body. In medical terms, distal is often used to describe the location of a body part or structure in relation to another body part or structure. For example, the fingers are distal to the wrist, as they are farther away from the body compared to the wrist.

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9. If a needle punctures a sterile team member's glove,

Explanation

If a needle punctures a sterile team member's glove, it is important to discard the needle to prevent any further contamination or injury. Additionally, the glove should be changed immediately to maintain a sterile environment and prevent the spread of pathogens. Therefore, both options A and B are correct actions to take in this situation.

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10. When applying a sterile sheet on the patient,

Explanation

When applying a sterile sheet on the patient, it is important to protect the gloved hands by cuffing the end of the sheet over them. This helps to maintain the sterility of the hands and prevent any contamination from occurring. By cuffing the sheet over the hands, it creates a barrier between the hands and the outside environment, ensuring that the hands remain sterile throughout the procedure. This step is crucial in maintaining aseptic technique and preventing the spread of infection.

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11. In an inguinal herniorrhaphy the spermatic cord is

Explanation

In an inguinal herniorrhaphy, the spermatic cord needs to be retracted to provide better access to the hernia site. This is typically done using a Penrose drain, which is a soft, flexible tube that can be easily placed around the cord to gently retract it. Ligation with a hemoclip, incision for ease of access, or clamping with a Kelly are not appropriate methods for retracting the spermatic cord in this procedure.

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12. Nosocomial infection refers to

Explanation

Nosocomial infections are infections that are acquired in a hospital or healthcare setting. These infections can be caused by bacteria, viruses, fungi, or other pathogens and are often a result of poor infection control practices. Hospital acquired infections can occur in patients, healthcare workers, or visitors and can range from mild to severe. Preventing nosocomial infections is crucial to ensure patient safety and reduce the spread of infections within healthcare facilities.

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13. The most susceptible organ to laser injury is the

Explanation

The eyes are the most susceptible organ to laser injury because the cornea and lens of the eye are transparent and can easily focus and concentrate the laser beam onto the retina. The retina is highly sensitive to light and any damage caused by a laser can result in vision loss or permanent eye damage. Therefore, it is important to protect the eyes with appropriate eyewear when working with lasers.

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14. Fingerlike projections at the end of the Fallopian tubes are called

Explanation

Fingerlike projections at the end of the Fallopian tubes are called fimbriae. These fimbriae help to capture the released egg from the ovary and guide it into the Fallopian tube for fertilization. They create a sweeping motion to draw the egg into the tube, increasing the chances of successful fertilization. The other options, infundibulum, graphian follicle, and corpus luteum, are not correct because they do not refer to the specific fingerlike projections at the end of the Fallopian tubes.

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15. The purpose of OSHA is to

Explanation

OSHA, which stands for the Occupational Safety and Health Administration, is responsible for ensuring safe and healthful working conditions for employees in the United States. This means that OSHA's main purpose is to enforce regulations and standards that protect workers from hazards and promote a safe workplace environment. OSHA does not have a role in providing mechanisms for peer review, establishing quality assurance, or setting standards of patient care. Its primary focus is on workplace safety and health.

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16. The term for fluid or water in the ventricles of the brain is

Explanation

Hydrocephalus is the correct answer because it refers to the accumulation of fluid in the ventricles of the brain. This condition can occur due to an imbalance in the production and absorption of cerebrospinal fluid, leading to an increase in intracranial pressure. Symptoms of hydrocephalus can include headaches, nausea, vomiting, and cognitive impairment. Treatment options may include the insertion of a shunt to drain the excess fluid and relieve the pressure on the brain.

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17. A constant closed suction that utilizes a plastic container serving as both a suction and a receptacle for blood is a

Explanation

A constant closed suction that utilizes a plastic container serving as both a suction and a receptacle for blood is a Hemovac.

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18. Protective goggles are worn during CO2 laser surgery to

Explanation

Protective goggles are worn during CO2 laser surgery to prevent corneal damage. CO2 lasers emit a high-intensity beam of light that can cause harm to the eyes, specifically the cornea. The cornea is the clear outer layer of the eye that helps focus light onto the retina. Without proper protection, the laser beam can cause burns and other injuries to the cornea, leading to vision problems or even permanent damage. Therefore, wearing protective goggles acts as a barrier, shielding the eyes from the harmful effects of the laser and preventing corneal damage.

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19. The eardrum is also known as the

Explanation

The eardrum, also known as the tympanic membrane, is a thin membrane that separates the outer ear from the middle ear. It plays a crucial role in the process of hearing by vibrating in response to sound waves. These vibrations are then transmitted to the middle ear, where they are amplified and sent to the inner ear for further processing. The eardrum is a delicate structure that can be easily damaged, leading to hearing loss or other ear-related problems.

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20. The instrument used to measure the depth of the uterus during a dilation and curettage is a

Explanation

The instrument used to measure the depth of the uterus during a dilation and curettage is a uterine sound. This instrument is a long, thin, and flexible rod with markings on it to measure the depth of the uterus. It is inserted into the uterus through the cervix to determine the length and position of the uterus. This information helps the healthcare provider perform the procedure accurately and safely.

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21. In which case would a Frazier suction be used?

Explanation

A Frazier suction is a specific type of suction device that is commonly used in ear surgeries. It is designed with a fine, delicate tip that allows for precise suctioning in the small and delicate structures of the ear. Therefore, it is used specifically for procedures and interventions related to the ear, such as removing excess fluid, clearing blockages, or extracting foreign objects.

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22. The edges of a wrapper that enclose sterile contents are considered

Explanation

The edges of a wrapper that enclose sterile contents are considered nonsterile because they are exposed to the external environment and can potentially become contaminated. Even though the contents inside the wrapper are sterile, the edges are not considered sterile and should be handled with caution to prevent contamination.

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23. Which piece of equipment is used to make a skin graft larger?

Explanation

A mesh dermatome is used to make a skin graft larger. It is a piece of equipment specifically designed to create a mesh-like pattern on the graft, which allows for expansion and stretching of the graft to cover a larger area. This technique is commonly used in cases where there is a need for extensive skin coverage, such as in burn injuries or large wounds. The mesh dermatome helps to maximize the use of available donor skin by increasing its surface area when applied to the recipient site.

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24. The word which best describes "staging" is

Explanation

The word "staging" can be best described as both "categorization" and "series." Categorization refers to the act of organizing or classifying something into different categories or groups, which can be applied to staging in terms of organizing and categorizing various elements or components. On the other hand, a series refers to a sequence or progression of events or items, which can also be applicable to staging as it involves a planned sequence of actions or steps to achieve a desired outcome. Therefore, both "categorization" and "series" accurately describe the concept of staging.

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25. What is the purpose of a chest tube and water seal drainage?

Explanation

A chest tube and water seal drainage system is used to evacuate fluid and air from the chest cavity. This is commonly done in cases of pneumothorax (air in the chest cavity) or hemothorax (blood in the chest cavity), where the accumulation of fluid or air can cause lung collapse and compromise breathing. The chest tube is inserted into the chest cavity, allowing the fluid or air to drain out, while the water seal prevents air from re-entering the chest. This helps to restore normal lung function and relieve symptoms.

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26. When transporting a patient, drainage systems should be placed

Explanation

When transporting a patient, drainage systems should be placed below stretcher level. This is because gravity will help the drainage system function properly and prevent any backflow or pooling of fluids. Placing the drainage system below the stretcher level ensures that any fluids or waste will flow downward and away from the patient, minimizing the risk of contamination or infection.

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27. If a towel clip must be removed during a procedure

Explanation

If a towel clip must be removed during a procedure, the correct action is to discard it from the field and cover the area with another sterile drape. This is important to maintain the sterility of the surgical field and prevent any potential contamination. Using the same towel clip or placing it near the skin knife can introduce bacteria or other pathogens to the surgical site, which can increase the risk of infection. Therefore, it is crucial to remove the towel clip and replace it with a new sterile drape to ensure the safety of the patient.

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28. When inserting a Foley catheter, always

Explanation

Before inserting a Foley catheter, it is important to check the integrity of the balloon by inflating it with the correct amount of sterile water. This is done to ensure that the balloon is functioning properly and will be able to hold the catheter securely in place once it is inserted into the bladder. By checking the balloon beforehand, any defects or leaks can be identified and the catheter can be replaced if necessary. This step is crucial for the successful and safe insertion of the Foley catheter.

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29. When moving a patient from lithotomy position

Explanation

When moving a patient from lithotomy position, it is important to lower their legs together slowly. This is because sudden or rapid movements can cause discomfort or pain for the patient, and may even lead to injury. By lowering the legs together, the patient's body remains stable and balanced, reducing the risk of any complications or accidents. The slow and controlled movement ensures the safety and comfort of the patient during the transfer.

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30. Ischemia can be defined as

Explanation

Ischemia is a medical term that refers to a condition where there is a deficient blood supply to a specific part of the body. This can occur due to various reasons such as blockage or narrowing of blood vessels, leading to reduced oxygen and nutrient supply to the affected area. This lack of blood flow can result in tissue damage and potentially lead to various complications depending on the location and severity of the ischemia.

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31. A drug that may be used as an IV fluid or as a flush for a blood vessel lumen is

Explanation

Heparin is a drug that can be used as an IV fluid or as a flush for a blood vessel lumen. It is commonly used as an anticoagulant to prevent blood clots from forming or getting larger. Heparin works by inhibiting the activity of clotting factors in the blood, thus preventing the formation of clots. It can be administered intravenously to maintain blood flow in catheters or to flush out blood vessels during certain medical procedures. Heparin is a widely used medication in hospitals and clinical settings for its anticoagulant properties.

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32. A culture and sensitivity is done to

Explanation

A culture and sensitivity test is performed to determine the nature of an organism causing an infection and to assess the susceptibility of that organism to various antibiotics or treatments. This helps in identifying the most effective treatment options for the infection.

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33. The organism causing hepatitis B is a

Explanation

Hepatitis B is caused by a virus, specifically the hepatitis B virus (HBV). This virus is transmitted through contact with infected blood or other bodily fluids, such as semen or vaginal fluids. It can cause both acute and chronic infections, leading to inflammation of the liver and potentially serious health complications. Vaccination is available to prevent hepatitis B infection.

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34. A bacteria with a thick coat that protect it from temperature extremes or strong chemicals is a

Explanation

A spore is the correct answer because it is a reproductive structure that is highly resistant to harsh environmental conditions, including temperature extremes and strong chemicals. Spores are produced by certain bacteria as a means of survival and dispersal. They have a thick protective coat that allows them to withstand unfavorable conditions until they find a suitable environment to germinate and grow. Unlike parasites, hosts, and saprophytes, spores do not rely on other organisms for their survival and can remain dormant for long periods of time.

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35. Dacryo refers to

Explanation

Dacryo refers to the lacrimal gland. The lacrimal gland is responsible for producing tears, which keep the eye lubricated and help to flush out any foreign particles or irritants. Tears are important for maintaining the health and function of the eye.

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36. At which artery is the blood pressure taken?

Explanation

The blood pressure is typically taken at the brachial artery. This artery is located in the upper arm and is commonly used to measure blood pressure using a blood pressure cuff and a stethoscope. The brachial artery is easily accessible and provides accurate readings of blood pressure.

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37. Repair of a cranial defect is surgically represented by the term

Explanation

Cranioplasty is the surgical procedure used to repair a cranial defect. This involves the reconstruction or replacement of a portion of the skull that has been damaged or removed due to trauma, infection, or other conditions. This procedure aims to restore the shape and integrity of the skull, protect the underlying brain, and improve the patient's appearance and quality of life. Trephination is the process of creating a hole in the skull, often for therapeutic purposes, while craniosynostosis refers to the premature fusion of the cranial sutures. Craniectomy involves the removal of a portion of the skull without immediate reconstruction.

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38. Health care workers who are potentially exposed to blood, can be vaccinated to prevent

Explanation

Health care workers who are potentially exposed to blood can be vaccinated to prevent hepatitis B virus (HBV). Hepatitis B is a viral infection that affects the liver and can be transmitted through contact with infected blood or body fluids. Vaccination is an effective way to prevent the spread of hepatitis B, especially among high-risk individuals such as health care workers. By getting vaccinated, health care workers can protect themselves from contracting the virus and potentially spreading it to others.

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39. During laser surgery, each of the following policies must be adhered to EXCEPT

Explanation

During laser surgery, it is important to adhere to certain policies to ensure safety. These policies include placing signs on doors to indicate the laser treatment area, protecting the patient's eyes with moistened pads or goggles, and ensuring that all persons within the treatment area wear protective eyewear. However, the use of prescription glasses as approved protection mechanisms is not mentioned as a policy that must be adhered to during laser surgery.

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40. The excision of loose skin and periorbital fat of the eyelids is called

Explanation

Blepharoplasty is the correct answer because it refers to the surgical procedure that involves removing excess skin and fat from the eyelids. It is commonly performed to improve the appearance of droopy or sagging eyelids and to rejuvenate the overall look of the eyes. The term "excision of loose skin and periorbital fat of the eyelids" perfectly describes the process of blepharoplasty.

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41. Which is an acceptable means of pouring a sterile solution onto a sterile field?

Explanation

The correct answer is A and B. Both options A and B describe acceptable means of pouring a sterile solution onto a sterile field. In option A, the scrub nurse holds a receptacle away from the table as the circulator pours, ensuring that the solution does not come into contact with the sterile field. In option B, the scrub nurse sets the receptacle near the edge of a waterproof-draped table, again preventing any contact between the solution and the sterile field. Both methods maintain the sterility of the field and are acceptable practices.

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42. Pneumoperitoneum is effected by instilling gas into the peritoneal cavity by way of a

Explanation

The correct answer is Verres needle. Pneumoperitoneum is a medical procedure where gas is instilled into the peritoneal cavity. The Verres needle is specifically designed for this purpose. It is a thin, sharp needle with a spring-loaded mechanism that allows for controlled entry into the peritoneal cavity. The Verres needle is commonly used in laparoscopic surgeries to create a space for the insertion of surgical instruments. The other options mentioned, such as the Silverman needle, trocar, and Craig needle, are not typically used for creating pneumoperitoneum.

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43. A commonly used diuretic is

Explanation

Lasix is a commonly used diuretic medication. It belongs to a class of drugs called loop diuretics, which work by increasing the production of urine in the kidneys. Lasix is often used to treat conditions such as edema (fluid retention) and high blood pressure. It helps the body get rid of excess fluid and salt through urine, thereby reducing swelling and lowering blood pressure. Other options listed, such as nipride, dobutrex, and adrenalin, are not diuretics but rather medications used for different purposes, such as treating hypertension or heart conditions.

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44. Which Gram-positive bacteria can cause abscesses?

Explanation

Staphylococcus aureus is a Gram-positive bacterium that can cause abscesses. Abscesses are localized collections of pus that occur as a result of an infection. Staphylococcus aureus is a common cause of skin and soft tissue infections, including abscesses. It produces enzymes and toxins that allow it to evade the immune system and establish an infection. Staphylococcus aureus can also cause more severe infections, such as pneumonia, bloodstream infections, and bone and joint infections. Therefore, it is the correct answer to the question.

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45. A drug given preoperatively that enables the liver to produce clotting factors in blood is

Explanation

Vitamin K is the correct answer because it plays a crucial role in blood clotting. It helps the liver produce clotting factors, such as prothrombin, which are essential for the formation of blood clots. Administering vitamin K before surgery ensures that the liver has an adequate supply of this vitamin, reducing the risk of excessive bleeding during and after the procedure. Vitamin C, vitamin B12, and vitamin D do not have direct effects on blood clotting and are not typically used preoperatively for this purpose.

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46. The structure that covers the entrance of the larynx when one swallows, thus preventing food from entering the airway (trachea) is called

Explanation

The epiglottis is a flap of tissue that covers the entrance of the larynx when we swallow. This prevents food or liquid from entering the airway (trachea) and instead directs it towards the esophagus. The glottis refers to the space between the vocal folds in the larynx, while the vocal folds are responsible for producing sound. The oropharynx is the area at the back of the mouth that connects to the throat. Therefore, the correct answer is epiglottis.

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47. An instrument used to incise the eardrum to relieve pressure is called a

Explanation

A myringotomy knife is a specialized instrument used to make a small incision in the eardrum, a procedure known as myringotomy. This incision is made to relieve pressure or drain fluid from the middle ear. The myringotomy knife is designed to be sharp and precise, allowing the surgeon to make a clean incision without causing additional damage to the delicate structures of the ear. This instrument is commonly used in medical settings to treat conditions such as chronic ear infections or to insert ear tubes.

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48. When doing a skin prep, which includes a draining sinus, the contaminated area is

Explanation

When doing a skin prep that includes a draining sinus, the contaminated area is done last or separately. This is because the contaminated area should be cleaned after the rest of the skin has been prepped to avoid spreading any potential infection or contamination to other areas. By doing the contaminated area last or separately, it ensures that the rest of the skin has been properly cleaned and reduces the risk of cross-contamination.

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49. Adeno means

Explanation

Adeno- is a prefix that is commonly used in medical terminology to refer to a gland. It is derived from the Greek word "aden" which means gland. Therefore, the correct answer for this question is gland.

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50. If a sterile muslin package drops to the floor

Explanation

The correct answer is that the sterile muslin package may never be used if it drops to the floor. This is because when a sterile package comes into contact with the floor, there is a risk of contamination. Even if the package is carefully checked, the possibility of unseen bacteria or dirt particles being present on the floor is still a concern. Therefore, to maintain sterility and ensure patient safety, it is best to discard the package and use a new one.

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51. A double-bowl -shaped glass evacuator used to irrigate the bladder during transurethral surgery is called a (n)

Explanation

The correct answer is "Ellik". An Ellik evacuator is a double-bowl-shaped glass evacuator that is commonly used to irrigate the bladder during transurethral surgery. It is designed to efficiently remove fluid and debris from the surgical site, allowing for better visualization and manipulation of the bladder. The double-bowl shape allows for simultaneous irrigation and suction, making it a useful tool in urological procedures.

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52. Vagotomy is performed for peptic ulcer disease to

Explanation

Vagotomy is a surgical procedure performed for peptic ulcer disease to decrease the secretion of gastric acid. By cutting or removing the vagus nerve, which stimulates acid production in the stomach, the procedure reduces the amount of acid being produced. This helps in healing the ulcer and preventing further damage to the stomach lining.

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53. A patient is having elective surgery. The nurse notes that her white cell count is 14,000 cu mm. This would indicate that

Explanation

Based on the information provided, a white cell count of 14,000 cu mm indicates that there may be an inflammation or infection present. White blood cells are a part of the body's immune system and their count increases in response to an infection or inflammation. Therefore, this finding suggests that there might be an ongoing infection or inflammation, and it would be important to address this before proceeding with the surgery to minimize the risk of complications.

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54. The surgical procedure performed electively as a permanent method of sterilization is

Explanation

A vasectomy is a surgical procedure performed electively as a permanent method of sterilization. During a vasectomy, the vas deferens, the tubes that carry sperm from the testicles to the urethra, are cut or blocked, preventing sperm from being released during ejaculation. This procedure is considered a highly effective form of contraception and is chosen by individuals or couples who do not wish to have any more children. It is a relatively simple and safe procedure that can be done in a doctor's office or clinic under local anesthesia.

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55. An agent used for epidural, spiral, or local providing good relaxation is

Explanation

Marcaine is a local anesthetic agent commonly used for epidural, spinal, or local anesthesia. It provides good relaxation by blocking the transmission of nerve signals in the targeted area, resulting in numbness and pain relief. Marcaine has a longer duration of action compared to other local anesthetics, making it suitable for procedures that require prolonged pain control. It is often used during labor, surgeries, and other medical procedures to ensure patient comfort and minimize pain. Norcuron, Ketalar, and Sublimaze are not local anesthetics and do not provide the same relaxation effects as Marcaine.

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56. A dye used on gynecology to test tubal patency is

Explanation

Methelene blue is a dye commonly used in gynecology to test tubal patency. It is injected into the uterus and if the dye flows freely through the fallopian tubes and spills out into the abdominal cavity, it indicates that the tubes are open and not blocked. Methelene blue is preferred for this procedure due to its ability to easily visualize the dye and its safety profile. Fluorescein, gentian violet, and anilene are not typically used for testing tubal patency in gynecology.

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57. Which statement regarding the changing of a glove during an operation is TRUE?

Explanation

The statement that is true regarding the changing of a glove during an operation is either B or C. This means that either the open-glove technique is used or another team member assists in regloving.

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58. Funnel chest is also known as

Explanation

Funnel chest, also known as pectus excavatum, is a condition where the breastbone sinks into the chest, creating a concave appearance. This is the correct answer because the other options, pectus carinatum, atresia, and Ramstedt-Fredet, do not refer to the condition of funnel chest. Pectus carinatum is a condition where the breastbone protrudes outwards, atresia refers to the absence or closure of a body opening or passage, and Ramstedt-Fredet is a surgical procedure used to treat pyloric stenosis.

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59. Which scope has a trocar?

Explanation

A laparoscope is a type of endoscope that is specifically designed for examining the abdominal cavity. It is used in laparoscopic surgery, a minimally invasive surgical technique. The laparoscope is inserted into the abdomen through a small incision, allowing the surgeon to visualize the internal organs and perform various procedures. The other options listed (cystoscope, laryngoscope, and bronchoscope) are all different types of endoscopes used for examining other parts of the body, such as the bladder, larynx, and bronchial tubes, respectively.

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60. Before surgery, elastic bandages or special stockings are sometimes applied to the lower extremities to

Explanation

Before surgery, elastic bandages or special stockings are sometimes applied to the lower extremities to prevent venous stasis. Venous stasis refers to the slowing or pooling of blood flow in the veins, which can lead to blood clots. By applying elastic bandages or stockings, pressure is exerted on the veins, promoting blood flow and preventing the development of blood clots. This helps to reduce the risk of complications such as deep vein thrombosis (DVT) during and after surgery.

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61. A right-angles gallbladder forceps is a

Explanation

A Mixter forceps is a type of right-angled gallbladder forceps. It is commonly used in surgical procedures to grasp and manipulate the gallbladder. The forceps have a curved design with a right angle at the tip, allowing for better access and maneuverability in the surgical field. The Mixter forceps are named after the surgeon who popularized their use, Dr. Joseph Mixter.

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62. The function of the endocrine glands is to?

Explanation

The endocrine glands are responsible for producing and releasing hormones into the bloodstream. Hormones are chemical messengers that regulate various bodily functions and processes, such as growth, metabolism, reproduction, and mood. Therefore, the correct answer is "produce hormones."

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63. During a CPR effore in the OR, the scrub nurse

Explanation

The correct answer is "remains sterile and keeps tables sterile." During a CPR effort in the operating room, it is crucial for the scrub nurse to maintain sterility and ensure that the surgical tables remain sterile. This is important to prevent any contamination or infection during the procedure. The scrub nurse should focus on assisting with maintaining a sterile environment rather than performing tasks like starting the time clock or assisting with traffic control. Additionally, breaking scrub and manning the defibrillator would also compromise sterility and should be avoided.

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64. A congenital abnormality of the musculature between the stomach and the duodenum is called

Explanation

Pyloric stenosis is a condition characterized by the narrowing of the opening between the stomach and the small intestine, known as the pylorus. This narrowing can lead to blockage and prevent food from passing through, causing symptoms such as projectile vomiting, weight loss, and dehydration. It is a congenital abnormality that typically presents in the first few weeks of life. Esophageal atresia, intestinal atresia, and duodenal atresia are all different conditions that involve abnormal development or closure of other parts of the digestive system.

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65. Safety during use of the defibrillator includes all of the following EXCEPT

Explanation

The correct answer is maintaining contact with the OR table and the patient. Safety during the use of a defibrillator requires keeping hands dry, standing on a dry floor, and pressing paddle switches simultaneously. However, maintaining contact with the OR table and the patient is not necessary for safety during defibrillation.

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66. An abnormal communication between two parts occurring in the anorectal area is called

Explanation

A fistula in ano refers to an abnormal communication or tunnel that forms between the anal canal or rectum and the skin around the anus. This condition can occur due to an infection or inflammation in the anal glands. It typically presents with symptoms such as pain, swelling, discharge, and recurrent abscesses. Treatment usually involves surgical intervention to remove the fistula and promote healing.

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67. Which disease could be transmitted via blood transfusion?

Explanation

Hepatitis B is a disease that can be transmitted through blood transfusion. It is caused by the hepatitis B virus (HBV) and can lead to liver inflammation and damage. The virus can be present in the blood of an infected person and can be transmitted to another person through contact with infected blood or body fluids. Therefore, if blood from an infected person is transfused into another person, the recipient can also become infected with hepatitis B. It is important to screen blood donations for hepatitis B to prevent transmission through transfusions.

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68. When a three-way Foley catheter is used, the third lumen is for

Explanation

The third lumen in a three-way Foley catheter is used for continuous irrigation. This means that a solution, such as saline or medication, can be continuously infused into the bladder through this lumen. Continuous irrigation is often used to help flush out the bladder, remove blood clots or debris, or deliver medication directly to the bladder.

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69. Who is responsible for the final count when reliefs have taken place during the case?

Explanation

The scrub person and circulator who do the final count are responsible for ensuring an accurate count after reliefs have taken place during the case. This means that they are in charge of counting all the instruments, sponges, and other materials used during the surgery to ensure that nothing is left inside the patient. The final count is crucial for patient safety and to prevent any complications that may arise from foreign objects being left behind. Therefore, the scrub person and circulator who perform the final count play a vital role in ensuring the success of the surgical procedure.

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70. Rectal surgery preparation is done

Explanation

The correct answer is "surrounding area first, anus last." This is because when preparing for rectal surgery, it is important to clean the surrounding area first to remove any dirt or bacteria that may be present. This helps to reduce the risk of infection. Cleaning the anus last ensures that any bacteria or debris from the surrounding area does not contaminate the anus, which is a more sensitive area.

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71. Laminar air flow provides

Explanation

Laminar air flow provides all of the above: ultraclean air, controlled filter, dilution, and distribution of air, as well as a unidirectional positive-pressure stream of air. Laminar air flow systems are designed to create a sterile and controlled environment by ensuring that air flows in a single direction, preventing the entry of contaminants. These systems use filters to remove particles and microorganisms from the air, resulting in ultraclean air. Additionally, laminar air flow systems control the dilution and distribution of air, ensuring that the desired air quality is maintained throughout the environment.

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72. An example of an anti-inflammatory is

Explanation

Cortisone is an example of an anti-inflammatory because it is a corticosteroid hormone that helps reduce inflammation and suppress the immune system. It is commonly used to treat conditions such as arthritis, allergic reactions, and skin disorders. Cortisone works by inhibiting the production of inflammatory substances in the body, thereby reducing pain, swelling, and redness associated with inflammation.

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73. The item that provides internal drainagae of an obstructed ureter is a (n)

Explanation

A stent is a medical device that is used to provide internal drainage of an obstructed ureter. When a ureter is blocked, a stent can be inserted to help keep the ureter open, allowing urine to flow freely from the kidney to the bladder. The stent acts as a temporary pathway, bypassing the obstruction and allowing for the passage of urine. It is often used in cases of kidney stones or other obstructions in the urinary tract.

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74. The maximum size of a linen pack must not exceed

Explanation

The maximum size of a linen pack must not exceed 12x12x20 inches. This means that the dimensions of the pack should not exceed 12 inches in width, 12 inches in height, and 20 inches in length. Any pack that is larger than these dimensions would be considered too big and would not meet the requirements.

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75. The second cranial nerve is the

Explanation

The second cranial nerve is the optic nerve. It is responsible for transmitting visual information from the retina to the brain, allowing us to see and perceive the world around us. The optic nerve is crucial for vision and any damage or impairment to this nerve can result in vision loss or other visual disturbances.

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76. Bradycardia is

Explanation

Bradycardia is a condition characterized by a heartbeat that is slower than normal, specifically less than 60 beats per minute. This means that the correct answer is "heartbeat less than 60 beats per minute."

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77. The purpose of the two-way stopcock on a Verres needle is

Explanation

The two-way stopcock on a Verres needle is used to control the flow of gas. This allows the medical professional to regulate the amount of gas being introduced or released during a procedure. It provides the ability to adjust the gas flow as needed, ensuring precise control and accuracy in maintaining the desired pneumoperitoneum pressure. Additionally, the stopcock can be used to stop the flow of gas altogether if necessary.

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78. During a CPR effort, which drug is given to combat metabolic acidosis?

Explanation

Sodium bicarbonate is given during a CPR effort to combat metabolic acidosis. Metabolic acidosis occurs when there is an excess of acid in the body, leading to a decrease in pH. Sodium bicarbonate works by neutralizing the excess acid and helping to restore the body's pH balance. This drug is commonly used in emergency situations, such as during CPR, to help correct the acid-base imbalance and improve the effectiveness of resuscitation efforts. Xylocaine, Nipride, and Inderal are not used specifically to combat metabolic acidosis during CPR.

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79. The master gland is the

Explanation

The pituitary gland is often referred to as the master gland because it controls the functions of many other glands in the endocrine system. It produces and releases hormones that regulate growth, metabolism, reproduction, and other bodily functions. The pituitary gland is located at the base of the brain and is divided into two parts: the anterior pituitary and the posterior pituitary. The anterior pituitary produces hormones that stimulate other glands, such as the thyroid and adrenal glands, while the posterior pituitary stores and releases hormones produced by the hypothalamus. Overall, the pituitary gland plays a crucial role in maintaining hormonal balance in the body.

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80. How many thoracic vertebrae are there?

Explanation

There are 12 thoracic vertebrae in the human body. The thoracic vertebrae are located in the middle region of the spine, between the cervical (neck) vertebrae and the lumbar (lower back) vertebrae. They are larger and stronger than the cervical vertebrae, providing support and protection for the rib cage and vital organs in the chest area. The 12 thoracic vertebrae are numbered T1 to T12, with each vertebra corresponding to a specific rib.

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81. Oxytocics are used to

Explanation

Oxytocics are medications that are used to induce or strengthen contractions of the uterus. They are commonly used during childbirth to help with labor progression or to control postpartum bleeding. Oxytocics work by binding to oxytocin receptors in the uterus, causing the muscles to contract. This helps to facilitate the delivery of the baby and expel the placenta. Therefore, the correct answer is "contract the uterus."

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82. Microorganisms that grow in the absence of oxygen are

Explanation

Anaerobes are microorganisms that can grow and survive in the absence of oxygen. Unlike aerobes, which require oxygen for their metabolic processes, anaerobes have adapted to environments with low or no oxygen levels. They have developed alternative metabolic pathways to produce energy without relying on oxygen. This allows them to thrive in various habitats such as deep-sea sediments, sewage, and the human digestive system. Anaerobes play important roles in nutrient recycling, decomposition, and fermentation processes.

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83. Instruments used to close the vaginal vault in an abdominal hysterectomy must be

Explanation

The instruments used to close the vaginal vault in an abdominal hysterectomy must be considered contaminated after use because they come into direct contact with bodily fluids and tissues during the surgical procedure. This is a standard precautionary measure to prevent the spread of infection or any potential harm to the patient or healthcare workers. By considering these instruments contaminated, proper sterilization and disinfection protocols can be followed to ensure patient safety and prevent any cross-contamination.

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84. A forceps used to grasp lung tissue is a (n)

Explanation

Duval forceps are specifically designed for grasping lung tissue during surgical procedures. They have a delicate and curved design that allows for precise and controlled manipulation of the tissue. Crile forceps are commonly used for general tissue grasping, Adson forceps are used for delicate tissue manipulation, and Walton forceps are used for bone and tissue manipulation. However, only Duval forceps are specifically designed for lung tissue grasping.

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85. The principal hazard encountered in splenectomy is

Explanation

The principal hazard encountered in splenectomy is hemorrhage. During a splenectomy, there is a risk of excessive bleeding due to the large blood supply to the spleen. The spleen contains a significant amount of blood vessels, and removing it can lead to bleeding. This hazard can be managed by carefully controlling the blood supply to the spleen during the surgery and taking appropriate measures to control bleeding postoperatively.

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86. The excision and removal of diseased and necrotic tissue is termed

Explanation

Debridement refers to the surgical removal or cleansing of dead, damaged, or infected tissue from a wound. This process is essential for promoting healing and preventing infection. Desiccation refers to the drying out or dehydration of tissue, which is not the same as removing diseased or necrotic tissue. Decortication is the removal of the outer layer or cortex of an organ or structure, which is also not the same as debridement. Dermabrasion is a cosmetic procedure that involves the mechanical scraping or exfoliation of the skin's outer layer, and it is unrelated to the removal of diseased or necrotic tissue.

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87. An infants average at rest heart rate is __________ beats per minute.

Explanation

An infant's average at rest heart rate is 120 beats per minute. This is because infants have a higher heart rate compared to adults due to their smaller size and faster metabolic rate. Their hearts need to pump more frequently to supply oxygen and nutrients to their growing bodies.

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88. There are _______ parathyroids

Explanation

The correct answer is 4 because there are usually four parathyroid glands located behind the thyroid gland in the neck. These glands are responsible for producing parathyroid hormone, which helps regulate the body's calcium levels.

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89. When gloving a surgeon

Explanation

When gloving a surgeon, it is important to keep the palm of the glove facing the surgeon. This ensures that the surgeon can easily slip their hand into the glove without any difficulty. By keeping the palm facing the surgeon, it also reduces the risk of contamination as the inside of the glove, which is in contact with the surgeon's hand, remains sterile.

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90. Lacrimal probes are called

Explanation

Lacrimal probes are called Bowman.

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91. What organisms are likely to found in a surgical wound adjacent to a colostomy?

Explanation

Escherichia coli is a bacterium commonly found in the intestines of humans and animals. It is a normal part of the gut flora and can be easily introduced into a surgical wound adjacent to a colostomy, which is a surgical opening in the abdomen that allows the passage of feces. The proximity of the colostomy to the intestines increases the likelihood of Escherichia coli being present in the surgical wound. Staphylococcus, Streptococcus, and Pseudomonas are also potential organisms that could be found in a surgical wound, but Escherichia coli is the most likely in this specific scenario.

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92. A self-retaining mouth gag is a

Explanation

A self-retaining mouth gag is a type of dental instrument used to keep the mouth open during dental procedures. The Jennings mouth gag is a specific design of this instrument that consists of two curved blades that can be adjusted to hold the mouth open at a desired width. This allows the dentist to have better access to the oral cavity and perform the necessary procedures more effectively.

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93. An abnormal deposition of collagen that occurs during the healing process is known as

Explanation

Keloid is the correct answer because it refers to an abnormal deposition of collagen that occurs during the healing process. Unlike normal scars, keloids extend beyond the original wound site and can be raised, thick, and discolored. They can cause discomfort, itchiness, and cosmetic concerns. Keloids are more common in individuals with darker skin tones and can develop after surgery, trauma, acne, or body piercings. Treatment options include corticosteroid injections, silicone sheets, cryotherapy, laser therapy, and surgical removal, although recurrence rates are high.

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94. Another name for a stay suture is a (n)

Explanation

A stay suture is a type of suture that is used to temporarily hold tissues in place during surgery or a medical procedure. It is typically used to provide tension or support to the tissues being operated on. The term "retention suture" is another name for a stay suture, as it accurately describes its purpose of retaining or holding the tissues together.

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95. Bile is manufactured in the ___________ and stored in the __________.

Explanation

Bile, a digestive fluid that helps break down fats, is produced in the liver and stored in the gallbladder. The liver continuously produces bile, which is then stored in the gallbladder until it is needed for digestion. When food enters the small intestine, the gallbladder releases bile into the duodenum, the first part of the small intestine, to aid in the digestion and absorption of fats.

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96. A procedure that is done to give the bowel a rest when there is advanced inflammation is

Explanation

A temporary colostomy is a procedure that is done to give the bowel a rest when there is advanced inflammation. It involves creating an opening in the abdominal wall and connecting a portion of the colon to a stoma on the surface of the abdomen. This allows stool to bypass the inflamed or blocked portion of the colon, giving it time to heal. It is a temporary measure and can be reversed once the inflammation subsides.

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97. A legal wrong committed by one person involving injury to another person is called a (n)

Explanation

A legal wrong committed by one person involving injury to another person is called a tort. A tort is a civil wrong that causes harm or injury to someone, and it can include various actions such as negligence, intentional harm, or strict liability. Unlike criminal offenses, torts are addressed through civil lawsuits where the injured party seeks compensation for the damages caused by the wrongdoer.

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98. The normal body temperature in centigrade measurement is

Explanation

The normal body temperature is 37°C. This is the standard temperature range for a healthy human body. A body temperature of 56°C, 98°C, or 112°C would be extremely high and indicate a severe fever or other medical condition.

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99. Nipple reconstruction can be enhanced by the use of a (n)

Explanation

Tattooing can be used to enhance nipple reconstruction. After breast reconstruction surgery, the nipple and areola may need to be recreated. Tattooing can be used to add color and texture to the reconstructed nipple, making it appear more natural. This technique is often used in conjunction with other methods, such as flap techniques or the TRAM (transverse rectus abdominis muscle) procedure, to achieve the desired result.

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100. If a family is contacted but cannot come in to sign a permission for emergency surgery, the surgeon should

Explanation

In situations where a family is unable to physically come in to sign a permission for emergency surgery, it is crucial for the surgeon to obtain permission through other means. Accepting permission by phone, telegram, or in written communication allows the surgeon to proceed with the necessary surgery without any delay, ensuring that the patient receives the required medical intervention in a timely manner. This approach prioritizes the patient's well-being and ensures that necessary medical procedures are not postponed due to logistical challenges.

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101. Dehiscence is

Explanation

Dehiscence refers to the separation of the layers of a surgical wound. This can occur due to various reasons such as excessive tension on the wound, poor surgical technique, or infection. When dehiscence occurs, the layers of the wound no longer remain tightly closed, which can lead to complications such as infection, delayed healing, and increased risk of organ exposure or herniation. Therefore, separation of layers of a surgical wound is the correct answer.

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102. A condition that can occur as a result of gross bone contamination or improper surgical technique is

Explanation

Osteomyelitis is a condition that can occur as a result of gross bone contamination or improper surgical technique. It is an infection of the bone caused by bacteria or fungi. This infection can lead to inflammation, pain, and swelling in the affected bone. If left untreated, osteomyelitis can cause bone death and destruction. Therefore, it is important to properly clean and sterilize surgical equipment and follow proper surgical techniques to prevent the occurrence of osteomyelitis.

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103. Dead space is the space

Explanation

Dead space is the space that occurs when the edges of a wound are not closely brought together. This can happen when there is a separation between the wound edges, leading to a gap or empty space. In such cases, there is no proper blood supply to this area, which can hinder the healing process.

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104. When the patient is being transferred from the OR table after surgery, the action should be

Explanation

The correct answer is gentle and slow in order to prevent circulatory depression. When a patient is being transferred from the OR table after surgery, it is important to handle them with care and avoid any sudden movements or jostling. Moving the patient gently and slowly helps to prevent circulatory depression, which is a condition characterized by a decrease in blood circulation. This is important because circulatory depression can lead to complications such as decreased oxygen supply to vital organs and tissues. Therefore, the priority is to ensure the patient's safety and well-being during the transfer process.

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105. Which two anatomic structures are ligated and divided to effect a cholecystectomy?

Explanation

During a cholecystectomy, the cystic duct and cystic artery are ligated and divided. The cystic duct is the tube that connects the gallbladder to the common bile duct, and it is cut to remove the gallbladder. The cystic artery supplies blood to the gallbladder, and it is also ligated and divided to ensure proper blood flow control during the procedure.

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106. All of the following statements are true during deep vaginal procedure EXCEPT

Explanation

During a deep vaginal procedure, various instruments and techniques are used to ensure the safety and success of the surgery. Suction is an essential part of the setup as it helps in maintaining a clear surgical field by removing blood and fluids. Sponges are secured on long forceps to aid in controlling bleeding and maintaining a dry field. Vaginal packing may be inserted at the end of the procedure to provide support and prevent any postoperative bleeding. However, counting instruments and sponges is a crucial step in surgical procedures to ensure that no foreign objects are left inside the patient's body. Therefore, eliminating the count is not a true statement during a deep vaginal procedure.

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107. An elevated PSA test could be indicative of cancer of the

Explanation

An elevated PSA test is a blood test used to screen for prostate cancer. PSA stands for prostate-specific antigen, which is a protein produced by the prostate gland. If the PSA level is elevated, it could indicate the presence of prostate cancer. Therefore, the correct answer is prostate.

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108. The gas introduced into the peritoneum during laparoscopy to create a pneumoperitoneum is

Explanation

Carbon dioxide is the gas introduced into the peritoneum during laparoscopy to create a pneumoperitoneum. This gas is preferred over other options because it is readily available, inexpensive, and easily absorbed by the body. Carbon dioxide is non-flammable and non-toxic, making it safe for use in medical procedures. Additionally, it is easily eliminated from the body through respiration. The use of carbon dioxide allows for better visualization of the surgical field and creates a stable environment for the surgeon to perform the procedure.

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109. During vascular surgery, an arteriotomy is executed with a #11 blade and extended by use of a

Explanation

An arteriotomy is a surgical procedure that involves making an incision in an artery. In this case, the arteriotomy is being executed with a #11 blade, which is a common surgical scalpel. The question asks for the tool that is used to extend the arteriotomy. The correct answer is Potts-Smith, which is a type of surgical scissors commonly used in vascular surgery. These scissors have a curved blade that allows for precise and controlled cutting, making them suitable for extending the arteriotomy.

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110. A common abdominal complication caused by previous abdominal or pelvic surgery is

Explanation

Adhesions refer to scar tissue that forms between organs or tissues in the abdomen after surgery. This can occur as a result of previous abdominal or pelvic surgeries. Adhesions can cause organs or tissues to stick together, leading to pain, discomfort, and potentially serious complications. Therefore, adhesions are a common abdominal complication caused by previous abdominal or pelvic surgery.

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111. A complication of orthopedic surgery is

Explanation

Orthopedic surgery can lead to various complications, including thromboembolism, fat embolism, and infection. Thromboembolism refers to the formation of blood clots that can travel to other parts of the body, potentially causing blockages. Fat embolism occurs when fat globules enter the bloodstream, often as a result of bone fractures, and can lead to respiratory distress and other complications. Infection is a common risk after any surgical procedure, including orthopedic surgery. Therefore, all of the above options are correct as they represent potential complications of orthopedic surgery.

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112. What part of the cell is destroyed in steam sterilization?

Explanation

In steam sterilization, the high temperature and pressure destroy the cell protein of the cell. This process effectively kills any microorganisms or pathogens present in the cell, making it a commonly used method for sterilizing medical equipment and supplies.

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113. Where are the adrenal glands located?

Explanation

The adrenal glands are located above the kidney. These small, triangular-shaped glands are situated on top of each kidney. They are responsible for producing and releasing hormones that regulate various bodily functions, including metabolism, blood pressure, and stress response.

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114. An anti-inflammatory drug whose effect is useful in reversing early rejection of organ transplants is

Explanation

Prednisone is an anti-inflammatory drug that is commonly used to suppress the immune system and prevent rejection of organ transplants. It works by reducing inflammation and suppressing the activity of the immune system, which helps to reverse the early stages of organ rejection. This drug is often prescribed in combination with other immunosuppressive medications to ensure the success of the transplant.

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115. An approach to infection control designed to prevent transmission of blood-borne diseases in health care settings is called

Explanation

Universal precautions is an approach to infection control that is designed to prevent the transmission of blood-borne diseases in healthcare settings. It involves treating all patients as potentially infectious and taking necessary precautions to prevent the spread of infection. This includes using personal protective equipment such as gloves, masks, and gowns, practicing proper hand hygiene, and properly handling and disposing of sharps and other contaminated materials. Universal precautions are important in preventing the transmission of diseases such as HIV, hepatitis B, and hepatitis C in healthcare settings.

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116. Which term denotes low or decrease blood volume?

Explanation

Hypovolemia refers to a low or decreased blood volume. This condition occurs when there is a loss of blood or fluid from the body, leading to a decrease in the amount of blood circulating within the blood vessels. Hypovolemia can be caused by factors such as bleeding, dehydration, or excessive fluid loss. Symptoms of hypovolemia may include dizziness, rapid heartbeat, low blood pressure, and decreased urine output. Treatment typically involves replacing the lost fluids through intravenous fluids or oral rehydration.

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117. A common radiopaque contrast medium used in the OR is

Explanation

Renografin is a commonly used radiopaque contrast medium in the operating room. It is used to enhance visualization during medical imaging procedures such as X-rays, CT scans, and angiography. Renografin contains iodine, which is highly radiodense and allows for better visualization of blood vessels, organs, and tissues. It is preferred over other options like barium sulfate, Ritalin, and Baralyme due to its effectiveness and safety profile.

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118. When intaoperative cultures are obtained, each of the following is true EXCEPT

Explanation

The correct answer is "tip of swab is placed on back table". This statement is incorrect because when intraoperative cultures are obtained, the tip of the swab should not be placed on the back table. It should be immediately placed in a transport medium or sent to the lab for processing. This is to ensure that the cultures remain viable and accurate for analysis. Placing the swab on the back table can lead to contamination and compromise the integrity of the culture.

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119. Injection of contrast media into the brachial, carotid, or vertebral artery to study the intracranial vessels is called

Explanation

Angiography is the correct answer because it involves the injection of contrast media into the brachial, carotid, or vertebral artery to study the intracranial vessels. This procedure allows for the visualization of blood vessels and can help diagnose conditions such as aneurysms, blockages, or abnormal blood vessel formations in the brain. Myelography is the injection of contrast media into the spinal canal, pneumoencephalography is the injection of air into the brain to visualize its structure, and computed axial tomography (CAT) scan is a diagnostic imaging technique that uses X-rays to create detailed cross-sectional images of the body.

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120. The pounds of pressure necessary in a flash steam sterilizer set at 270 degrees F is

Explanation

Flash steam sterilizers are used to sterilize medical equipment and instruments. The temperature at which the sterilizer is set determines the pounds of pressure required. In this case, the sterilizer is set at 270 degrees F, which requires a pressure of 27 pounds. This pressure is necessary to ensure that the sterilization process is effective and thorough, killing any bacteria or microorganisms present on the equipment.

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121. Body heat in pediatric patients is controlled with all of the following EXCEPT

Explanation

Hot water bottles are not used to control body heat in pediatric patients. Hot water bottles can pose a risk of burns or scalds, especially in young children. Therefore, they are not recommended for regulating body temperature in pediatric patients. Instead, body heat in pediatric patients can be controlled by wrapping the child in plastic materials, using a warming blanket, or increasing the room temperature.

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122. A fossa is a

Explanation

A fossa is a basin-like depression. A basin-like depression refers to a low-lying area or hollow in the ground, resembling a basin or bowl shape. In the context of a fossa, it is a term used in anatomy to describe a shallow depression or groove in a bone or organ. The term "basin-like depression" accurately describes the anatomical structure of a fossa, making it the correct answer.

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123. For surgery on  a known AIDS patient, all of the following precautions should be followed EXCEPT

Explanation

Needles should not be resheathed after use, as this increases the risk of accidental needlestick injuries and potential transmission of bloodborne pathogens such as HIV. Resheathing needles is not recommended as it can lead to unnecessary exposure to contaminated needles. Therefore, all of the listed precautions should be followed except for resheathing needles.

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124. A retention suture passes through all of the following EXCEPT

Explanation

A retention suture is a type of suturing technique used to hold tissues together and prevent them from separating. It is commonly used in surgeries to provide additional support and promote wound healing. The retention suture passes through various layers of tissue, including the rectus muscle, fascial tissue, and subcutaneous tissue. However, it does not pass through the mesentery tissue. The mesentery is a fold of tissue that attaches the intestines to the abdominal wall and provides support and blood supply to the intestines. Since the mesentery is not directly involved in the closure or support of the wound, it is not included in the path of the retention suture.

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125. The first part of the small intestinve is known as the

Explanation

The correct answer is duodenum. The duodenum is the first part of the small intestine, located just after the stomach. It plays a crucial role in digestion as it receives partially digested food from the stomach and continues the process of breaking down nutrients. The duodenum also receives bile and pancreatic enzymes, which aid in the digestion of fats, proteins, and carbohydrates.

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126. Unauthorized discussion of a patient's surgery outside of the OR constitutes a lawsuit for

Explanation

Unauthorized discussion of a patient's surgery outside of the operating room violates the patient's right to privacy. This breach of privacy can result in a lawsuit for invasion of privacy.

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127. Which of the following suture materials is not generally used in the presence of infection?

Explanation

Silk is not generally used in the presence of infection because it is a non-absorbable suture material. Non-absorbable sutures like silk can serve as a potential source of infection as they cannot be broken down by the body and may harbor bacteria, leading to an increased risk of infection. In contrast, absorbable sutures like surgical gut are broken down by the body over time, reducing the risk of infection. Polypropylene and stainless steel are also non-absorbable sutures, but they are more commonly used in the presence of infection due to their inert nature and resistance to bacterial colonization.

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128. Which part of the pancreas is the most common site of malignant tumors?

Explanation

The head of the pancreas is the most common site of malignant tumors. This is because the head of the pancreas is the largest and most accessible part of the organ, making it more prone to the development of tumors. Additionally, the head of the pancreas is in close proximity to the bile duct and duodenum, which can contribute to the spread of malignant cells.

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129. Meddullary canal reamers are used to insert

Explanation

Medullary canal reamers are specifically designed to insert Kuntschner nails. These nails are used in orthopedic surgery to stabilize fractures in long bones, particularly in the femur and tibia. The reamers are used to create a pathway through the medullary canal of the bone, allowing for the insertion of the Kuntschner nails. The nails provide stability and support to the fractured bone, aiding in the healing process. Therefore, Kuntschner nails are the appropriate choice when using medullary canal reamers.

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130. Closing the internal os of an incompletent cervix with a ligature of tape is called

Explanation

Shirodkar is the correct answer because it refers to a surgical procedure where the internal os of an incompetent cervix is closed using a ligature of tape. The Shirodkar procedure is commonly performed to prevent premature labor and miscarriage in women with cervical insufficiency. The other options, Manchester, Wertheim, and LeFort, are not relevant to the closure of the internal os of the cervix.

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131. Airborne contamination is reduced by recirculation of filtered outside air at a rate of

Explanation

The correct answer is 25 air exchanges per hour. This means that the air inside a space is completely replaced with filtered outside air 25 times in one hour. By increasing the rate of air exchanges, airborne contamination is reduced as more fresh air is brought in and circulated, diluting and removing any contaminants present in the indoor air. This helps maintain a healthy and clean environment by reducing the concentration of pollutants and improving air quality.

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132. Which position would be chosen for a pneumonectomy?

Explanation

A pneumonectomy is a surgical procedure in which an entire lung is removed. The lateral position would be chosen for a pneumonectomy. This position allows the surgeon to access the side of the chest where the lung is located and provides better visualization and access to the surgical site. The supine position refers to lying flat on the back, the dorsal position refers to lying on the stomach, and the Kraske position refers to lying on the side with the hips flexed and the chest and abdomen rotated. None of these positions would be ideal for a pneumonectomy.

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133. When is bowel technique necessary?

Explanation

Bowel technique is necessary when a contaminated area of the intestinal tract is entered. This means that special precautions and sterile techniques need to be followed to prevent the spread of infection and maintain the cleanliness of the surgical site. It is important to ensure that the area is properly cleaned and that the surgical instruments and equipment used are sterile to minimize the risk of complications and infections during the procedure.

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134. The action of white blood cells is to

Explanation

White blood cells are a crucial part of the immune system and their main function is to defend the body against harmful invaders such as bacteria. They do this by recognizing and destroying bacteria through various mechanisms such as engulfing them, producing toxic substances, and releasing antibodies. Therefore, the correct answer is "destroy bacteria".

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135. What is the purpose of doing ABGs intraoperatively?

Explanation

The purpose of doing ABGs (Arterial Blood Gases) intraoperatively is to assess arterial gases. This is important in monitoring the patient's acid-base balance, oxygenation levels, and ventilation status during surgery. ABG analysis provides valuable information about the patient's respiratory and metabolic status, allowing healthcare professionals to make appropriate interventions if necessary. It helps in determining if the patient is adequately oxygenated and ventilated, and if any adjustments need to be made to maintain optimal physiological function.

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136. A way to alleviate a presurgical patient's anxiety is via

Explanation

A preoperative visit is a way to alleviate a presurgical patient's anxiety because it allows the patient to meet with the healthcare team, ask questions, and discuss any concerns they may have about the upcoming surgery. This visit provides an opportunity for the healthcare team to explain the procedure, discuss the expected outcomes, and address any fears or anxieties the patient may have. By having this interaction with the healthcare team prior to the surgery, the patient can feel more informed and reassured, which can help reduce their anxiety.

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137. Which of the following instruments is not found in a vaginal procedure?

Explanation

The Harrington retractor is not found in a vaginal procedure. Vaginal procedures typically involve the use of instruments such as Goodell dilators, Jacobs tenaculum, and Auvard speculum. The Goodell dilator is used to gently dilate the cervix, the Jacobs tenaculum is used to grasp and stabilize the cervix, and the Auvard speculum is used to hold the vaginal walls apart for better visualization. The Harrington retractor, on the other hand, is typically used in abdominal or thoracic surgeries to hold back tissues and expose the surgical site.

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138. A femoral-popliteal bypass is scheduled. Which self-retaining retractor would be used to facilitate exploration of the femoral artery?

Explanation

The Weitlaner self-retaining retractor is commonly used in surgical procedures to facilitate exploration of the femoral artery. This retractor features sharp, curved prongs that can be locked into place, allowing the surgeon to hold back tissue and maintain a clear surgical field. The Weitlaner retractor is specifically designed for use in deep or narrow incisions, making it ideal for accessing the femoral artery during a femoral-popliteal bypass procedure. The other retractors listed (Mason-Judd, DeBakey, Craford) are not typically used for this purpose.

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139. A right hemicolectomy is performed to remove pathology of the

Explanation

A right hemicolectomy is a surgical procedure performed to remove pathology in the ascending colon. The ascending colon is the portion of the large intestine that extends from the cecum (the first part of the colon) to the transverse colon. This procedure may be necessary to treat conditions such as colon cancer, diverticulitis, or Crohn's disease that affect the ascending colon. During the surgery, the affected portion of the ascending colon is removed, and the remaining healthy parts of the colon are reconnected.

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140. Which stage of would healing takes place when there is tissue loss with an inability to approximate would edge?

Explanation

When there is tissue loss with an inability to approximate wound edges, the second stage of wound healing, known as granulation, takes place. During this stage, new blood vessels form and a connective tissue called granulation tissue fills the wound. This tissue helps to protect the wound and promote healing by providing a framework for new skin cells to grow.

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141. If rubber suction tubing is to be reused

Explanation

The correct answer is that the lumen must be flushed with a detergent-disinfectant before tubing is terminally sterilized. This is necessary to remove any contaminants or bacteria that may be present in the tubing before it undergoes sterilization. Flushing the lumen with a detergent-disinfectant helps to ensure that the tubing is properly cleaned and ready for sterilization, which is essential for reusing the tubing safely.

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142. Each statement regarding OR room ventilation is true EXCEPT

Explanation

The statement "humidity is kept at 20-30%" is not true. The correct humidity range for an OR room is generally between 30-60%, as lower humidity levels can lead to discomfort and increased static electricity, while higher humidity levels can promote microbial growth and condensation. Therefore, the correct answer is that humidity is not kept at 20-30%.

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143. The most common postoperative  complication of orthopedic surgery is

Explanation

Thromboembolism refers to the formation of blood clots that can block blood vessels, leading to serious complications. Orthopedic surgeries often involve immobilization and decreased mobility, which increases the risk of blood clots forming in the legs. These clots can then travel to the lungs, causing a pulmonary embolism. Therefore, thromboembolism is the most common postoperative complication of orthopedic surgery.

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144. When preparing tubing or any item with a lumen for gas sterilization

Explanation

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145. Which hepatitis poses a threat to health car workers?

Explanation

Hepatitis B poses a threat to healthcare workers. This is because the virus can be transmitted through contact with infected blood or body fluids, which can occur during medical procedures or accidents in healthcare settings. Healthcare workers are at an increased risk of exposure to hepatitis B due to their frequent contact with patients and potential for needlestick injuries or other bloodborne exposures. It is important for healthcare workers to be vaccinated against hepatitis B and follow appropriate infection control measures to prevent transmission.

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146. Periosteum is lifted from the surface of the bone with a (n)

Explanation

An elevator is used to lift the periosteum from the surface of the bone. This tool is commonly used in surgical procedures to separate the periosteum, which is the outer layer of the bone, from the underlying bone tissue. By using an elevator, the surgeon can create a space between the periosteum and the bone, allowing for easier access and manipulation of the bone during the procedure. Other tools mentioned, such as a rongeur, curette, and osteotome, are not specifically designed for this purpose and may not be as effective or safe in lifting the periosteum.

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147. A tissue expander would be used for

Explanation

A tissue expander would be used for breast reconstruction. This procedure involves inserting a temporary inflatable device (tissue expander) under the chest muscle and gradually filling it with saline solution over time. This helps stretch the skin and create a space for a permanent breast implant. Tissue expanders are commonly used in breast reconstruction to restore the shape and size of the breast after mastectomy or other breast surgeries.

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148. Mandibular fractures are treated by occlusion of the teeth effected by the use of a (n)

Explanation

Mandibular fractures are commonly treated using arch bars. Arch bars are a type of dental appliance that are used to stabilize the fractured jaw by connecting the upper and lower teeth together. They provide support and immobilization to the fractured area, allowing the bone to heal properly. Arch bars are often used in conjunction with wiring techniques to ensure proper alignment and occlusion of the teeth. This method of treatment helps to restore normal function and alignment of the jaw, promoting healing and preventing further complications.

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149. A slowly progressive contracture of the palmar fascia is called

Explanation

Dupuytren's contracture is a condition characterized by the gradual thickening and tightening of the palmar fascia, a layer of tissue in the hand. This causes one or more fingers to bend towards the palm, making it difficult to fully straighten the affected fingers. Volkmann's contracture is a condition where there is permanent flexion contracture of the hand, wrist, and fingers due to ischemic injury to the muscles. Carpal tunnel syndrome is a condition where there is compression of the median nerve in the wrist, leading to numbness, tingling, and weakness in the hand. Talipes valgus refers to a deformity of the foot where the foot is turned outward.

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150. If the patient has a positive breat biopsy, and the surgeon proceeds to do a radical mastectomy

Explanation

When a patient has a positive breast biopsy and the surgeon proceeds to do a radical mastectomy, it is important to maintain sterility to prevent any potential infections. Therefore, the patient is reprepped, which means the surgical site is cleaned and prepped again to ensure it is free from any contaminants. Additionally, new drapes and instruments are used to further minimize the risk of infection and maintain a sterile environment during the procedure.

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151. A tonsil suction is a

Explanation

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152. Heat-sensitive items that can be completely immersed can be processed via the ____________ in 30 minutes.

Explanation

The correct answer is STERIS because STERIS is a company that provides various sterilization solutions, including ethylene oxide (ETO) sterilizers. ETO sterilizers are commonly used for heat-sensitive items that can be completely immersed, and the STERIS ETO sterilizer is capable of processing these items in 30 minutes. Therefore, STERIS is the appropriate choice for processing such items.

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153. The portion of the stomach located at the approach to the small intestine is the

Explanation

The correct answer is pylorus. The pylorus is the portion of the stomach that is located at the approach to the small intestine. It is responsible for regulating the flow of partially digested food from the stomach to the small intestine. The pylorus contains a muscular sphincter called the pyloric sphincter, which controls the release of food into the small intestine.

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154. Which nasal sinus can be approached only through an external eyebrow incision?

Explanation

The frontal sinus can only be approached through an external eyebrow incision because it is located in the frontal bone, which is situated above the eyes. This means that accessing the frontal sinus requires making an incision in the eyebrow area to reach the sinus cavity. The other nasal sinuses (sphenoid, ethmoid, and maxillary) can be accessed through different approaches or incisions.

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155. Which sinus is surgically opened in a Caldwell Luc procedure?

Explanation

In a Caldwell Luc procedure, the maxillary sinus is surgically opened. This procedure involves creating an incision in the upper jaw to gain access to the maxillary sinus, which is located below the eye socket. Opening the maxillary sinus allows for drainage and removal of any infection or inflammation present in the sinus.

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156. The islets of Langerhans are located in the

Explanation

The islets of Langerhans are located in the pancreas. These islets are clusters of cells that produce and release hormones, including insulin and glucagon, which are essential for regulating blood sugar levels. Insulin helps lower blood sugar levels by allowing cells to take in glucose, while glucagon raises blood sugar levels by stimulating the liver to release stored glucose. The pancreas also plays a crucial role in digestion by producing enzymes that break down proteins, carbohydrates, and fats. Therefore, the correct answer is pancreas.

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157. How are the legs placed in the lateral position?

Explanation

In the lateral position, the lower leg is flexed with the upper leg straight. This means that the lower leg is bent at the knee joint, while the upper leg remains in a straight position. This positioning helps to provide stability and support to the patient during procedures or examinations performed in the lateral position. It also allows for better access to the hip joint if needed.

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158. The position frequently utilized in thyroid and gallbladder surgery is

Explanation

The reverse Trendelenburg position is frequently used in thyroid and gallbladder surgery. This position involves tilting the patient's head and upper body slightly upward, with the feet lower than the head. This position helps to improve surgical access to the thyroid and gallbladder by allowing gravity to pull these organs away from other structures in the abdomen. Additionally, the reverse Trendelenburg position helps to reduce the risk of complications such as bleeding and injury to surrounding tissues during surgery.

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159. Scoliosis is surgically treated by the implantation of

Explanation

Harrington rods are commonly used in surgical treatment for scoliosis. They are implanted in the spine to correct and stabilize the curvature. These rods help to align the spine and prevent further progression of the condition. By attaching to the vertebrae, the Harrington rods provide support and promote spinal fusion. This surgical procedure is a well-established method for treating scoliosis and has been used for many years with successful outcomes.

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160. The maximum storage life for a muslin wrapped item on open shelving is

Explanation

The correct answer is 30 days because muslin is a breathable fabric that allows air circulation, which helps to prevent the growth of mold and bacteria. This allows the item to be stored for a longer period without the risk of spoilage or deterioration. However, after 30 days, there is a higher chance of the item losing its quality or freshness, so it is recommended to use or consume it before that time.

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161. A procedure performed to treat myasthenia gravis is a (n)

Explanation

A thymectomy is a surgical procedure performed to treat myasthenia gravis. Myasthenia gravis is an autoimmune disorder that affects the muscles and causes weakness and fatigue. The thymus gland, located in the chest, is believed to play a role in the development of this condition. Removing the thymus gland through a thymectomy can help alleviate the symptoms of myasthenia gravis and improve the patient's quality of life.

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162. Unwrapped instruments are sterilized at 270 degrees F (132 C) for a minimum of

Explanation

Instruments need to be sterilized at a high temperature to kill any potential bacteria or pathogens. The correct answer of 3 minutes indicates that this is the minimum amount of time required for the instruments to be exposed to the high temperature of 270 degrees F (132 C) in order to effectively sterilize them. This ensures that any harmful microorganisms are eliminated, reducing the risk of infection during medical procedures.

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163. A hernia that passes through the inguinal ring into the inguinal canal is termed

Explanation

An indirect hernia is a type of hernia that passes through the inguinal ring into the inguinal canal. This type of hernia occurs when a portion of the intestine or abdominal tissue pushes through the inguinal ring, which is a weak spot in the abdominal wall. Unlike a direct hernia, which protrudes directly through the abdominal wall, an indirect hernia follows the path of the spermatic cord or round ligament. Therefore, the correct answer is indirect.

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164. Why would benzoin be applied to the skin before dressing application?

Explanation

Benzoin is applied to the skin before dressing application to increase adhesiveness. Benzoin is a resin that acts as a sticky substance when applied to the skin, helping the dressing to adhere better and stay in place. This can be particularly useful in areas where the dressing may be prone to sliding or coming off, such as joints or areas with a lot of movement. By increasing adhesiveness, benzoin helps to ensure that the dressing stays securely in place and provides effective protection or treatment to the skin.

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165. Documenting, tracking, and registering are mandated for

Explanation

Documenting, tracking, and registering are mandated for implants. This means that it is necessary to keep records, monitor and record the movement or use of implants, and officially record or register them. This ensures that there is proper documentation and accountability for the use and tracking of implants, which is important for safety, regulatory compliance, and quality assurance purposes.

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166. A ureteral stent catheter is used to

Explanation

A ureteral stent catheter is used to provide long term drainage in ureteral obstruction. When there is a blockage or obstruction in the ureter, urine cannot flow freely from the kidney to the bladder. The stent catheter is inserted into the ureter to bypass the obstruction and allow urine to drain from the kidney into the bladder. It is left in place for an extended period of time to maintain the drainage and prevent complications such as kidney damage or infection.

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167. Staphylococcus is usually transmitted by

Explanation

Staphylococcus is usually transmitted through the upper respiratory tract. This means that the bacteria can be spread through activities such as coughing, sneezing, or close contact with an infected person's respiratory secretions. It is important to practice good respiratory hygiene, such as covering the mouth and nose when coughing or sneezing, to prevent the spread of Staphylococcus and other respiratory infections.

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168. Radical surgery done for lower sigmoid or rectal malignancy is a (n)

Explanation

Abdominal perineal resection is the correct answer for radical surgery done for lower sigmoid or rectal malignancy. This procedure involves the removal of the lower part of the sigmoid colon and the rectum, along with the creation of a permanent colostomy. It is typically performed for cancers located in the lower part of the rectum or in cases where the tumor is too close to the anal sphincter to preserve sphincter function. The procedure helps to completely remove the tumor and prevent its spread to nearby tissues and organs.

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169. The operation to correct prolapse of the anterior vaginal wall is

Explanation

The correct answer is colporrhaphy. Colporrhaphy is a surgical procedure used to correct a prolapse of the anterior vaginal wall. During the procedure, the weakened or damaged tissues in the vaginal wall are repaired and strengthened. This helps to restore the normal position and support of the vaginal wall. Other options like Shirodkar, Le Fort, and vesicourethral suspension are not specifically used for correcting prolapse of the anterior vaginal wall.

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170. Physiologic salt solution used intravenously when the body needs additional sodium, calcium, and potassium is

Explanation

Ringer's lactate is a physiologic salt solution that is commonly used intravenously when the body requires additional sodium, calcium, and potassium. It is a balanced electrolyte solution that closely resembles the electrolyte composition of human plasma. Ringer's lactate is often used in situations such as dehydration, hypovolemia, and electrolyte imbalances. It helps to restore and maintain the body's electrolyte balance, making it an effective solution for intravenous administration.

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171. After hip joint surgery, immobilization is added by the use of

Explanation

After hip joint surgery, immobilization is often necessary to promote healing and prevent further injury. The use of an abduction pillow is a common method to achieve this. An abduction pillow is designed to keep the legs separated and in a specific position, which helps to prevent dislocation of the hip joint and reduce the risk of complications. This pillow provides support and stability to the hip joint, allowing for proper healing and recovery. Other options such as a Thomas splint, cast, or traction may be used in certain cases, but an abduction pillow is specifically designed for hip joint surgery immobilization.

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172. What procedure is accomplished to relieve myasthenia gravis?

Explanation

A thymectomy is a surgical procedure that involves the removal of the thymus gland. This gland is thought to play a role in the development of myasthenia gravis, an autoimmune disorder that affects the muscles and causes weakness. By removing the thymus gland, it is believed that the production of antibodies that attack the muscles is reduced, leading to a relief in symptoms. Therefore, a thymectomy is performed to relieve myasthenia gravis.

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173. Suture material that becomes encapsulated with fibrous tissue during the healing process is

Explanation

Nonabsorbable sutures are made from materials that are not broken down by the body and remain in place indefinitely. These sutures do not dissolve or get absorbed by the body during the healing process. Instead, they become encapsulated with fibrous tissue, which helps to hold the wound together and promote healing. This makes nonabsorbable sutures ideal for long-term wound closure, as they provide lasting support and strength.

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174. In steam sterilization, the function of pressure is to

Explanation

The function of pressure in steam sterilization is to increase the temperature of the steam. When pressure is applied to steam, it raises its temperature, allowing it to reach higher levels of heat. This increased temperature is necessary to effectively kill microorganisms and ensure proper sterilization. By increasing the temperature of the steam, pressure helps to create an environment that is lethal to microorganisms, making the sterilization process more effective.

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175. Continuous irrigation of the bladder is necessary during cystoscopy to

Explanation

During cystoscopy, the bladder needs to be distended in order to provide better visualization of its walls. This is achieved by continuously irrigating the bladder with fluid, which helps to expand the bladder and create more space for the scope to maneuver. By distending the bladder walls, the surgeon can have a clearer view of any abnormalities or lesions that may be present. This is important for accurate diagnosis and treatment planning.

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176. During a basic femoral head fixation, the lengh and position of the implant is determined by the use of

Explanation

During a basic femoral head fixation, the length and position of the implant are determined by the use of a guide wire. A guide wire is a thin, flexible wire that is inserted into the femoral head to guide the placement of the implant. It helps the surgeon to accurately position the implant and ensure proper fixation. The guide wire acts as a guide for the subsequent steps of the procedure, such as drilling and tapping, to create a pathway for the implant. It is an essential tool in achieving a successful femoral head fixation.

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177. In which surgical specialty would a perfusionist be necessary?

Explanation

A perfusionist is a specialized healthcare professional who operates the heart-lung machine during cardiac surgery. They are responsible for maintaining blood circulation and oxygenation to the patient's organs while the heart is temporarily stopped. Therefore, a perfusionist would be necessary in cardiac surgery to ensure the safe and effective functioning of the heart-lung machine and provide optimal conditions for the surgical procedure to take place.

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178. When a patient goes into hypovolemic shock in the OR, an immediate reaponse would be

Explanation

When a patient goes into hypovolemic shock in the OR, the immediate response should be to restore fluid volume quickly. Hypovolemic shock occurs when there is a significant loss of blood or fluid in the body, leading to a decrease in circulating volume. Restoring fluid volume quickly is crucial to maintain blood pressure and perfusion to vital organs. This can be done through intravenous fluid administration or blood transfusion, depending on the cause of the hypovolemia. Monitoring intake and output, giving supplementary oxygen, and raising the head 45% are important interventions in certain situations, but they are not the immediate priority when a patient is in hypovolemic shock.

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179. The needle used for a liver biospy is

Explanation

The correct answer is Silverman. Silverman needle is commonly used for liver biopsies. It is a thin, flexible needle with a cutting edge that allows for the extraction of a small tissue sample from the liver. This needle is specifically designed for liver biopsies and is widely used due to its effectiveness and reliability in obtaining high-quality tissue samples for diagnostic purposes.

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180. Entrapment of the ___________ nerve is relieved by a carpal tunnel release.

Explanation

Entrapment of the median nerve is relieved by a carpal tunnel release. The carpal tunnel is a narrow passageway in the wrist, and when the median nerve becomes compressed or entrapped within this tunnel, it can lead to symptoms such as pain, numbness, and weakness in the hand and fingers. Carpal tunnel release surgery involves cutting the ligament that forms the roof of the tunnel, thereby relieving the pressure on the median nerve and alleviating the symptoms. Therefore, the correct answer is median.

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181. In which intention of healing is there a wide fibrous scar?

Explanation

In the intention of healing known as "third intention," there is a wide fibrous scar.

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182. The legal doctrine res ipsa loquitor applies to

Explanation

The legal doctrine res ipsa loquitor applies to injuries sustained by the patient in the OR due to negligence. Res ipsa loquitor is a Latin term meaning "the thing speaks for itself." It is a legal principle that allows a plaintiff to establish a defendant's negligence based on the circumstances surrounding the injury alone. In cases where the injury could not have occurred without someone's negligence, and the defendant had exclusive control over the situation, the doctrine applies. In the context of the given options, it is most applicable to injuries sustained by the patient in the operating room, as it suggests that the injury would not have occurred without negligence on the part of the medical staff.

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183. 212 degrees F is equivalent to

Explanation

212 degrees Fahrenheit is the boiling point of water at sea level. In Celsius, water boils at 100 degrees. Therefore, 212 degrees Fahrenheit is equivalent to 100 degrees Celsius.

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184. Mannitol is a (n)

Explanation

Mannitol is classified as an osmotic diuretic because it works by increasing the osmolarity of the filtrate in the renal tubules, preventing reabsorption of water and promoting diuresis. It is not an anticholinergic, stimulant, or beta-blocker, as these are different classes of drugs with distinct mechanisms of action.

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185. The malleus, incus, and stapes are located in the

Explanation

The malleus, incus, and stapes are located in the middle ear. These three small bones, also known as the ossicles, play a crucial role in the transmission of sound vibrations from the outer ear to the inner ear. They amplify and transmit sound waves, allowing them to be converted into electrical signals that can be interpreted by the brain. The middle ear is located between the outer ear and the inner ear, and it is where these bones are situated.

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186. The blue-green wavelength produced by a laser that is capable of treating retinal detachment, diabetic retinopathy, and macular neovascular lesion is

Explanation

The correct answer is argon. Argon lasers emit a blue-green wavelength of light that is suitable for treating retinal detachment, diabetic retinopathy, and macular neovascular lesions. These conditions often require precise and targeted laser therapy, and the specific wavelength produced by an argon laser is effective in treating these eye conditions.

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187. When the forskin of the penis cannot be retracted over the glans it is called

Explanation

Phimosis is the correct answer because it refers to the condition where the foreskin of the penis cannot be fully retracted over the glans. This can occur due to tightness or narrowing of the foreskin opening, making it difficult or impossible to pull back. It can cause discomfort, difficulty in urination, and increased risk of infections. Hypospadias is a condition where the opening of the urethra is on the underside of the penis, ptosis refers to drooping or sagging of an organ or tissue, and balanitis is inflammation of the glans penis.

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188. Meckel's diverticulum is found in the

Explanation

Meckel's diverticulum is a small pouch or bulge that forms in the wall of the small intestine, specifically in the ileum. It is a congenital abnormality that occurs during fetal development when a small piece of tissue from the developing digestive tract fails to fully close off. This remnant tissue can then form a diverticulum in the ileum. Meckel's diverticulum can sometimes cause symptoms such as abdominal pain, bleeding, or intestinal obstruction. It is important to be aware of this condition as it can mimic other gastrointestinal disorders and may require surgical intervention if complications arise.

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189. The maximum recommended dosage of local anesthetic drug per hour is

Explanation

The maximum recommended dosage of a local anesthetic drug per hour is 50 mL of a 1% solution. This means that the maximum amount of the drug that should be administered in one hour is 50 mL, and the concentration of the drug in the solution should be 1%. This dosage limit is likely determined based on factors such as the drug's efficacy, safety profile, and potential side effects.

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190. Which of the following is frequently used over an incision following pediatric surgery?

Explanation

Collodian is frequently used over an incision following pediatric surgery because it forms a protective film that helps to keep the wound clean and prevent infection. It also provides support to the incision site, promoting proper healing. Additionally, collodian is transparent, allowing healthcare professionals to easily monitor the wound without removing the dressing.

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191. Polyglycolic acid sutures are

Explanation

Polyglycolic acid sutures are absorbed by the process of hydrolysis. Hydrolysis is a chemical reaction in which a compound is broken down by the addition of water molecules. In the case of polyglycolic acid sutures, the hydrolysis process breaks down the suture material into smaller molecules, allowing it to be absorbed by the body over time. This is a desirable characteristic for sutures, as it eliminates the need for suture removal and reduces the risk of infection or tissue damage.

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192. The burn characterized by blister formation, pain, and a moist and motted red appearance is

Explanation

The burn characterized by blister formation, pain, and a moist and motted red appearance is a second-degree burn. Second-degree burns involve damage to the epidermis and the dermis layers of the skin. This type of burn causes the formation of blisters, intense pain, and the skin appears red and mottled.

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193. Electrical connection of the patient to the conductive floor is assured by

Explanation

The correct answer is a conductive strap in direct contact with the patient's skin, with one end of the strap fastened to the OR table metal frame. This ensures that the patient is electrically connected to the conductive floor, as the strap provides a direct pathway for electrical conductivity from the patient's skin to the metal frame of the OR table. This helps to prevent any electrical shocks or hazards that may occur during the procedure.

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194. Instruments and other items sterilized together in the flash autoclave require

Explanation

Instruments and other items sterilized together in the flash autoclave require 10 minutes at 270 F because this combination of time and temperature is necessary to effectively kill any microorganisms present on the instruments and items. The flash autoclave operates at high temperatures to ensure sterilization, and the 10-minute duration is sufficient to achieve this while minimizing the risk of damage to the instruments and items being sterilized.

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195. The addition of adrenalin to a local anesthetic provides

Explanation

The addition of adrenaline to a local anesthetic causes vasoconstriction, which narrows the blood vessels. This leads to decreased bleeding during the procedure. Additionally, vasoconstriction helps to prolong the effect of anesthesia by slowing down the absorption of the anesthetic into the bloodstream. Therefore, the correct answer is vasoconstriction, prolonged anesthesia, decreased bleeding.

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196. Which of the following instruments would be used to retract the bladder walls during a suprapubic prostatectomy?

Explanation

The Mason-Judd instrument is used to retract the bladder walls during a suprapubic prostatectomy. This instrument is specifically designed for this purpose and allows for effective retraction of the bladder walls to provide better visibility and access to the prostate gland during the surgical procedure.

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197. Which specimen would be placed in formalin?

Explanation

Tonsils would be placed in formalin. Formalin is a solution of formaldehyde in water, commonly used as a preservative for biological specimens. Tonsils are a part of the lymphatic system and are often removed for medical reasons. Placing them in formalin helps to preserve their structure and prevent decay or degradation.

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198. In which surgical wound classification would an appendectomy for ruptured appendix fall?

Explanation

An appendectomy for a ruptured appendix would fall under the surgical wound classification of "contaminated" because the appendix has ruptured, causing the release of bacteria and potentially contaminating the surgical site. In a contaminated wound, there is a higher risk of infection due to the presence of bacteria.

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199. An alternative indwelling urinary drainage system diverting urine away from the urethra is a

Explanation

Suprapubic cystostomy catheterization is the correct answer because it involves the insertion of a catheter directly into the bladder through a small incision made in the lower abdomen. This allows urine to be diverted away from the urethra, which may be necessary in cases where the urethra is obstructed or damaged. French catheterization refers to the size of the catheter and is not specific to a particular method of drainage. Ureteral catheterization involves inserting a catheter into the ureter, which is not the same as diverting urine away from the urethra. Urethral catheterization involves inserting a catheter into the urethra, which does not divert urine away from the urethra.

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200. When assisting with a cast application one must

Explanation

When assisting with a cast application, it is important to handle the cast with flat open hands. This is because using flat open hands provides a more even distribution of pressure, reducing the risk of creating pressure points or indentations in the cast. It also allows for better control and precision when applying the cast material.

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The patient may be left on the transport stretcher unattended
A Weitlaner is a
A rotator cuff tear would occur in the
Surgical masks should be changed
Carpal tunnel syndrome affects is the
The person transporting the patient on a stretcher should
What advantage is phacoemulsification for cataract removal?
Distal refers to
If a needle punctures a sterile team member's glove,
When applying a sterile sheet on the patient,
In an inguinal herniorrhaphy the spermatic cord is
Nosocomial infection refers to
The most susceptible organ to laser injury is the
Fingerlike projections at the end of the Fallopian tubes are called
The purpose of OSHA is to
The term for fluid or water in the ventricles of the brain is
A constant closed suction that utilizes a plastic container serving as...
Protective goggles are worn during CO2 laser surgery to
The eardrum is also known as the
The instrument used to measure the depth of the uterus during a...
In which case would a Frazier suction be used?
The edges of a wrapper that enclose sterile contents are considered
Which piece of equipment is used to make a skin graft larger?
The word which best describes "staging" is
What is the purpose of a chest tube and water seal drainage?
When transporting a patient, drainage systems should be placed
If a towel clip must be removed during a procedure
When inserting a Foley catheter, always
When moving a patient from lithotomy position
Ischemia can be defined as
A drug that may be used as an IV fluid or as a flush for a blood...
A culture and sensitivity is done to
The organism causing hepatitis B is a
A bacteria with a thick coat that protect it from temperature extremes...
Dacryo refers to
At which artery is the blood pressure taken?
Repair of a cranial defect is surgically represented by the term
Health care workers who are potentially exposed to blood, can be...
During laser surgery, each of the following policies must be adhered...
The excision of loose skin and periorbital fat of the eyelids is...
Which is an acceptable means of pouring a sterile solution onto a...
Pneumoperitoneum is effected by instilling gas into the peritoneal...
A commonly used diuretic is
Which Gram-positive bacteria can cause abscesses?
A drug given preoperatively that enables the liver to produce clotting...
The structure that covers the entrance of the larynx when one...
An instrument used to incise the eardrum to relieve pressure is called...
When doing a skin prep, which includes a draining sinus, the...
Adeno means
If a sterile muslin package drops to the floor
A double-bowl -shaped glass evacuator used to irrigate the bladder...
Vagotomy is performed for peptic ulcer disease to
A patient is having elective surgery. The nurse notes that her white...
The surgical procedure performed electively as a permanent method of...
An agent used for epidural, spiral, or local providing good relaxation...
A dye used on gynecology to test tubal patency is
Which statement regarding the changing of a glove during an operation...
Funnel chest is also known as
Which scope has a trocar?
Before surgery, elastic bandages or special stockings are sometimes...
A right-angles gallbladder forceps is a
The function of the endocrine glands is to?
During a CPR effore in the OR, the scrub nurse
A congenital abnormality of the musculature between the stomach and...
Safety during use of the defibrillator includes all of the following...
An abnormal communication between two parts occurring in the anorectal...
Which disease could be transmitted via blood transfusion?
When a three-way Foley catheter is used, the third lumen is for
Who is responsible for the final count when reliefs have taken place...
Rectal surgery preparation is done
Laminar air flow provides
An example of an anti-inflammatory is
The item that provides internal drainagae of an obstructed ureter is a...
The maximum size of a linen pack must not exceed
The second cranial nerve is the
Bradycardia is
The purpose of the two-way stopcock on a Verres needle is
During a CPR effort, which drug is given to combat metabolic acidosis?
The master gland is the
How many thoracic vertebrae are there?
Oxytocics are used to
Microorganisms that grow in the absence of oxygen are
Instruments used to close the vaginal vault in an abdominal...
A forceps used to grasp lung tissue is a (n)
The principal hazard encountered in splenectomy is
The excision and removal of diseased and necrotic tissue is termed
An infants average at rest heart rate is __________ beats per minute.
There are _______ parathyroids
When gloving a surgeon
Lacrimal probes are called
What organisms are likely to found in a surgical wound adjacent to a...
A self-retaining mouth gag is a
An abnormal deposition of collagen that occurs during the healing...
Another name for a stay suture is a (n)
Bile is manufactured in the ___________ and stored in the __________.
A procedure that is done to give the bowel a rest when there is...
A legal wrong committed by one person involving injury to another...
The normal body temperature in centigrade measurement is
Nipple reconstruction can be enhanced by the use of a (n)
If a family is contacted but cannot come in to sign a permission for...
Dehiscence is
A condition that can occur as a result of gross bone contamination or...
Dead space is the space
When the patient is being transferred from the OR table after surgery,...
Which two anatomic structures are ligated and divided to effect a...
All of the following statements are true during deep vaginal procedure...
An elevated PSA test could be indicative of cancer of the
The gas introduced into the peritoneum during laparoscopy to create a...
During vascular surgery, an arteriotomy is executed with a #11 blade...
A common abdominal complication caused by previous abdominal or pelvic...
A complication of orthopedic surgery is
What part of the cell is destroyed in steam sterilization?
Where are the adrenal glands located?
An anti-inflammatory drug whose effect is useful in reversing early...
An approach to infection control designed to prevent transmission of...
Which term denotes low or decrease blood volume?
A common radiopaque contrast medium used in the OR is
When intaoperative cultures are obtained, each of the following is...
Injection of contrast media into the brachial, carotid, or vertebral...
The pounds of pressure necessary in a flash steam sterilizer set at...
Body heat in pediatric patients is controlled with all of the...
A fossa is a
For surgery on  a known AIDS patient, all of the following...
A retention suture passes through all of the following EXCEPT
The first part of the small intestinve is known as the
Unauthorized discussion of a patient's surgery outside of the OR...
Which of the following suture materials is not generally used in the...
Which part of the pancreas is the most common site of malignant...
Meddullary canal reamers are used to insert
Closing the internal os of an incompletent cervix with a ligature of...
Airborne contamination is reduced by recirculation of filtered outside...
Which position would be chosen for a pneumonectomy?
When is bowel technique necessary?
The action of white blood cells is to
What is the purpose of doing ABGs intraoperatively?
A way to alleviate a presurgical patient's anxiety is via
Which of the following instruments is not found in a vaginal...
A femoral-popliteal bypass is scheduled. Which self-retaining...
A right hemicolectomy is performed to remove pathology of the
Which stage of would healing takes place when there is tissue loss...
If rubber suction tubing is to be reused
Each statement regarding OR room ventilation is true EXCEPT
The most common postoperative  complication of orthopedic surgery...
When preparing tubing or any item with a lumen for gas sterilization
Which hepatitis poses a threat to health car workers?
Periosteum is lifted from the surface of the bone with a (n)
A tissue expander would be used for
Mandibular fractures are treated by occlusion of the teeth effected by...
A slowly progressive contracture of the palmar fascia is called
If the patient has a positive breat biopsy, and the surgeon proceeds...
A tonsil suction is a
Heat-sensitive items that can be completely immersed can be processed...
The portion of the stomach located at the approach to the small...
Which nasal sinus can be approached only through an external eyebrow...
Which sinus is surgically opened in a Caldwell Luc procedure?
The islets of Langerhans are located in the
How are the legs placed in the lateral position?
The position frequently utilized in thyroid and gallbladder surgery is
Scoliosis is surgically treated by the implantation of
The maximum storage life for a muslin wrapped item on open shelving is
A procedure performed to treat myasthenia gravis is a (n)
Unwrapped instruments are sterilized at 270 degrees F (132 C) for...
A hernia that passes through the inguinal ring into the inguinal canal...
Why would benzoin be applied to the skin before dressing application?
Documenting, tracking, and registering are mandated for
A ureteral stent catheter is used to
Staphylococcus is usually transmitted by
Radical surgery done for lower sigmoid or rectal malignancy is a (n)
The operation to correct prolapse of the anterior vaginal wall is
Physiologic salt solution used intravenously when the body needs...
After hip joint surgery, immobilization is added by the use of
What procedure is accomplished to relieve myasthenia gravis?
Suture material that becomes encapsulated with fibrous tissue during...
In steam sterilization, the function of pressure is to
Continuous irrigation of the bladder is necessary during cystoscopy to
During a basic femoral head fixation, the lengh and position of the...
In which surgical specialty would a perfusionist be necessary?
When a patient goes into hypovolemic shock in the OR, an immediate...
The needle used for a liver biospy is
Entrapment of the ___________ nerve is relieved by a carpal tunnel...
In which intention of healing is there a wide fibrous scar?
The legal doctrine res ipsa loquitor applies to
212 degrees F is equivalent to
Mannitol is a (n)
The malleus, incus, and stapes are located in the
The blue-green wavelength produced by a laser that is capable of...
When the forskin of the penis cannot be retracted over the glans it is...
Meckel's diverticulum is found in the
The maximum recommended dosage of local anesthetic drug per hour is
Which of the following is frequently used over an incision following...
Polyglycolic acid sutures are
The burn characterized by blister formation, pain, and a moist and...
Electrical connection of the patient to the conductive floor is...
Instruments and other items sterilized together in the flash autoclave...
The addition of adrenalin to a local anesthetic provides
Which of the following instruments would be used to retract the...
Which specimen would be placed in formalin?
In which surgical wound classification would an appendectomy for...
An alternative indwelling urinary drainage system diverting urine away...
When assisting with a cast application one must
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