Radiation Therapy - Patient care
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What term best describes the negative electrode of the x-ray tube
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Answer the statement provided with the vocabulary word that best describes the statement
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- 2.
Mnemonic meaning to keep all radiation exposure as low as reasonably achievable
Explanation
ALARA stands for "As Low As Reasonably Achievable," which is a mnemonic used in the field of radiation safety. It refers to the principle of minimizing radiation exposure to the lowest possible level that is still practical and achievable. This principle is important in various industries and professions where radiation is present, such as healthcare, nuclear power, and industrial settings. By following the ALARA principle, individuals and organizations can reduce the risks associated with radiation exposure and protect both workers and the general public from potential harm.Rate this question:
- 3.
What term best describes the reduction of oxygen supply to the tissue
Explanation
Hypoxia is the best term to describe the reduction of oxygen supply to the tissue. Hypoxia refers to a condition where there is a decreased level of oxygen in the body or a specific tissue. It can occur due to various reasons such as respiratory disorders, cardiovascular problems, or high altitudes. In hypoxia, the tissues are deprived of sufficient oxygen, which can lead to cell damage or even death if left untreated.Rate this question:
- 4.
Treatment of disease by chemical agents
Explanation
Chemotherapy is the treatment of disease using chemical agents. It involves the use of drugs to kill or inhibit the growth of cancer cells. These drugs can be administered orally or intravenously and work by targeting rapidly dividing cells, which is a characteristic of cancer cells. Chemotherapy is commonly used in the treatment of various types of cancer and can be used as the primary treatment or in combination with other therapies such as surgery or radiation. It aims to destroy cancer cells, shrink tumors, prevent cancer from spreading, or relieve symptoms caused by cancer.Rate this question:
- 5.
What is the process by which a magnetic field and radiofrequencies you used to create sectional images of the body.
Explanation
MRI stands for Magnetic Resonance Imaging. It is a medical imaging technique that uses a combination of a strong magnetic field and radiofrequencies to generate detailed sectional images of the body. The magnetic field aligns the protons in the body, and the radiofrequencies cause the protons to emit signals that are used to create the images. MRI is commonly used to diagnose and monitor various medical conditions.Rate this question:
- 6.
What term best describes the positive electrode of the x-ray tube
Explanation
The term "anode" best describes the positive electrode of the x-ray tube. In an x-ray tube, the anode is the electrode that receives the electrons emitted by the cathode. It is typically made of a high atomic number material, such as tungsten, to withstand the high heat generated during x-ray production. The anode plays a crucial role in producing x-rays by converting the kinetic energy of the electrons into x-ray photons through a process called Bremsstrahlung radiation.Rate this question:
- 7.
A mathematical formula that describes the relationship between radiation intensity and distance from the source of the radiation.
Explanation
The Inverse Square Law is a mathematical formula that states that the intensity of radiation decreases as the distance from the source increases. According to this law, the intensity of radiation is inversely proportional to the square of the distance from the source. This means that if the distance is doubled, the intensity will be reduced to one-fourth of its original value. The Inverse Square Law is commonly used in various fields, such as physics and photography, to understand how radiation or light spreads and diminishes with distance.Rate this question:
- 8.
What is the term that best describes the physical actions involved in the unequal treatment of people because they belong to a certain group category or race
Explanation
Discrimination is the term that best describes the physical actions involved in the unequal treatment of people based on their group category or race. Discrimination refers to the act of unjustly treating individuals differently based on their race, gender, religion, or other distinguishing characteristics. It involves actions such as prejudice, bias, and unfair treatment towards certain groups, leading to disadvantages and inequality. Discrimination can manifest in various forms, including systemic discrimination, institutional discrimination, and individual acts of bias and prejudice. It is a significant social issue that hinders equality and human rights.Rate this question:
- 9.
What is the term that best describes the ability and right of patients to make independent decisions regarding their medical care
Explanation
Patient autonomy refers to the ability and right of patients to make independent decisions regarding their medical care. It emphasizes the importance of respecting patients' choices and preferences in their healthcare decisions. Autonomy, on the other hand, is a broader concept that refers to the ability and right of individuals to make decisions for themselves in general, not just in the context of medical care. Therefore, patient autonomy is the more specific and accurate term to describe the ability and right of patients to make independent decisions regarding their medical care.Rate this question:
- 10.
The term that best describes the slowness of the heartbeat as evidenced by slowing of the pulse rate to less than 60 beats per min
Explanation
Bradycardia is the term that best describes the slowness of the heartbeat, as evidenced by a pulse rate of less than 60 beats per minute. It is a medical condition characterized by an abnormally slow heart rate, which can result in symptoms such as fatigue, dizziness, and shortness of breath. Bradycardia can be caused by various factors, including certain medications, underlying heart conditions, and disruptions in the electrical signals that regulate the heart's rhythm. Treatment options for bradycardia depend on the underlying cause and severity of the condition, and may include medication, lifestyle changes, or in some cases, medical interventions like pacemakers.Rate this question:
- 11.
Answering questions in a methodical manner to resolve a challenging situation can be referred to as:
Explanation
Problem solving refers to the process of finding solutions to difficult or complex issues. It involves analyzing the problem, identifying potential solutions, and selecting the best course of action to resolve the situation. By answering questions in a methodical manner, individuals can effectively tackle challenges and reach successful outcomes.Rate this question:
- 12.
The term that describes the degree of darkening of exposed and processed photographic or radiographic film
Explanation
Density is a term used to describe the degree of darkening of exposed and processed photographic or radiographic film. It refers to the amount of light that is absorbed by the film, resulting in a darker image. The higher the density, the darker the image appears. Density is an important factor in determining the quality and clarity of the final image, as it affects the level of detail and contrast.Rate this question:
- 13.
What it the term that best describes the exchange of information, thoughts or messages; includes interpersonal rapport; also includes the accurate conveyance of information, clear self expression, and transmitting information and ideas to others
Explanation
Communication is the term that best describes the exchange of information, thoughts, or messages. It involves building interpersonal rapport and accurately conveying information. It also includes clear self-expression and transmitting information and ideas to others. Communication is a vital skill that allows individuals to effectively connect, understand, and collaborate with one another.Rate this question:
- 14.
What is the term that best describes the primary medical problem as defined by the patient
Explanation
The term "chief complaint" best describes the primary medical problem as defined by the patient. This term refers to the main reason why the patient is seeking medical attention. It is a concise statement provided by the patient that summarizes their symptoms or concerns. The chief complaint helps healthcare professionals to understand the patient's primary medical issue and guides further evaluation and treatment.Rate this question:
- 15.
What term best describes the Presence of air of gas in the pleural cavity
Explanation
Pneumothorax is the term that best describes the presence of air or gas in the pleural cavity. It occurs when air enters the space between the lungs and the chest wall, causing the lung to collapse partially or completely. This condition can be caused by trauma, lung diseases, or medical procedures. Symptoms may include sudden chest pain, shortness of breath, and decreased breath sounds on the affected side. Treatment options include removing the air from the pleural cavity and addressing the underlying cause of the pneumothorax.Rate this question:
- 16.
Complete destruction or elimination of all living microorganisms, accomplished by physical methods (dry or moist heat), chemical agents (ethylene oxide, formaldehyde, alcohol), radiation (ultraviolet, cathode), or mechanical methods (filtration)
Explanation
Sterilization refers to the complete destruction or elimination of all living microorganisms. This can be achieved through various methods such as physical methods (dry or moist heat), chemical agents (ethylene oxide, formaldehyde, alcohol), radiation (ultraviolet, cathode), or mechanical methods (filtration). The goal of sterilization is to ensure that no microorganisms, including bacteria, viruses, and fungi, are present on the sterilized object or surface. This process is crucial in medical settings, laboratories, and other industries where the elimination of microorganisms is necessary to prevent contamination and the spread of infections.Rate this question:
- 17.
What term describes any process by which a neutral atom gains or loses electrons thus acquiring net charge
Explanation
Ionization is the term used to describe any process in which a neutral atom gains or loses electrons, resulting in the atom acquiring a net charge. This process can occur through various means, such as exposure to high energy radiation or interaction with other charged particles. Ionization plays a crucial role in many chemical and physical processes, as it leads to the formation of ions, which are atoms or molecules with an electric charge.Rate this question:
- 18.
What word best describes a creative action based on professional knowledge and experience involving sound judgment applied with high ethical standards and integrity.
Explanation
Critical thinking is the best word to describe a creative action based on professional knowledge and experience involving sound judgment applied with high ethical standards and integrity. Critical thinking involves analyzing and evaluating information objectively, considering different perspectives, and making informed decisions. It requires using logical reasoning, problem-solving skills, and a willingness to question assumptions and biases. In this context, critical thinking would enable professionals to apply their expertise and make ethical decisions that are based on sound judgment and integrity.Rate this question:
- 19.
The term that describes the difference between adjacent densities on a radiograph
Explanation
Contrast refers to the difference in density between adjacent areas on a radiograph. It is used to describe the distinguishability of different structures or tissues within the image. Higher contrast means a greater difference in densities, resulting in a more distinct visualization of structures. Lower contrast, on the other hand, indicates a smaller difference in densities, leading to a less clear image. Therefore, contrast plays a crucial role in the interpretation and diagnosis of radiographic images.Rate this question:
- 20.
What term best describes persistently high arterial blood pressure
Explanation
Hypertension is the term that best describes persistently high arterial blood pressure. It is a medical condition where the force of blood against the artery walls is consistently too high, which can lead to various health problems such as heart disease, stroke, and kidney failure. Hypertension is often referred to as the "silent killer" because it usually does not have any noticeable symptoms, but it can cause serious damage to the body if left untreated. Regular monitoring and management of blood pressure levels are crucial for individuals with hypertension.Rate this question:
- 21.
This term describes the energy transmitted by waves through space or through a medium.
Explanation
Radiation is the correct answer because it refers to the energy that is transmitted by waves through either space or a medium. It can take various forms, such as electromagnetic radiation (like radio waves, microwaves, and X-rays) or particle radiation (like alpha particles and beta particles). This energy transfer can occur without the need for a physical medium, making radiation capable of traveling through vacuum as well.Rate this question:
- 22.
What is the term that best describes the application of light pressure with the fingers
Explanation
Palpation is the term that best describes the application of light pressure with the fingers. It is a technique commonly used in medical examinations to feel and assess various parts of the body, such as muscles, organs, and bones. Through palpation, healthcare professionals can gather information about the texture, size, and sensitivity of the area being examined, helping them to make diagnoses or evaluate the progress of a treatment.Rate this question:
- 23.
What term best describes: Difficult or labored breathing
Explanation
Dyspnea is the term that best describes difficult or labored breathing. It is a medical symptom characterized by a subjective sensation of breathlessness or discomfort in breathing. Dyspnea can be caused by various underlying conditions, such as respiratory disorders, heart problems, or anxiety. It is important to identify the cause of dyspnea in order to provide appropriate treatment and management for the individual experiencing it.Rate this question:
- 24.
What term best describes the rapidity of the heart action, usually defined as a heart rate greater than 100 beats per minute
Explanation
Tachycardia is the term that best describes the rapidity of the heart action, usually defined as a heart rate greater than 100 beats per minute. Tachycardia is a condition where the heart beats faster than normal, which can be caused by various factors such as stress, exercise, certain medications, or underlying medical conditions. It is important to monitor and manage tachycardia as it can lead to complications if left untreated.Rate this question:
- 25.
What term best describes the stage in life cycle of certain parasites during which they are enclosed in a protective wall.
Explanation
A cyst is the term that best describes the stage in the life cycle of certain parasites during which they are enclosed in a protective wall. This protective wall helps the parasite survive in harsh conditions and allows it to remain dormant until it finds a suitable host to infect. Cysts are commonly found in various parasitic organisms, including protozoa and helminths, and they play a crucial role in their life cycle and transmission to new hosts.Rate this question:
- 26.
A measure of the potential difference, which controls the quality and quantity of x-ray photons produced in the x-ray tube.
Explanation
The kilovoltage peak (KVP) is a measure of the potential difference in an x-ray tube. It controls the quality and quantity of x-ray photons produced. By adjusting the KVP, the radiographer can control the energy level of the x-ray beam and the number of photons generated. Higher KVP values result in higher energy x-rays and a greater number of photons, which can be useful for imaging dense structures. Lower KVP values produce lower energy x-rays and fewer photons, which may be preferred for imaging more delicate or sensitive structures. Therefore, the KVP is an important parameter in determining the characteristics of the x-ray beam.Rate this question:
- 27.
What is the term that best describes the determination of a precise area, usually through gentle palpation or careful wording of questions
Explanation
Localization is the term that best describes the determination of a precise area, usually through gentle palpation or careful wording of questions. This term refers to the process of pinpointing or identifying a specific location or area. In the context of the question, it suggests that the determination of a precise area is achieved by either physically examining the area through gentle palpation or by asking detailed and specific questions to narrow down the location.Rate this question:
- 28.
Pertaining to or characterized by fever
Explanation
Febrile is the correct answer because it means pertaining to or characterized by fever. This term is often used in medical contexts to describe conditions or symptoms that are associated with an elevated body temperature. It is derived from the Latin word "febris," which means fever. Therefore, febrile accurately describes something that is related to or indicative of a fever.Rate this question:
- 29.
What is the term that best describes a carrier, especially an animal (usually an arthropod), that transfers an infective agent from one host to another
Explanation
A vector is the term used to describe a carrier, typically an animal (often an arthropod), that transfers an infective agent from one host to another. Vectors play a crucial role in the transmission of diseases, such as malaria or Lyme disease, by carrying pathogens and transmitting them to humans or other animals. These carriers can spread infections through biting, feeding, or other means, making them essential in the spread of many diseases.Rate this question:
- 30.
A term that describes the unwanted exposure or film densities
Explanation
Fog is a term used to describe the unwanted exposure or film densities. In photography, fog refers to the overall haziness or lack of contrast in an image, which can be caused by various factors such as light leaks, excessive exposure to light, or chemical contamination. This unwanted fog can result in a loss of detail and clarity in the photograph, affecting its overall quality.Rate this question:
- 31.
An invisible image created after exposure but before processing
Explanation
A latent image refers to an invisible image that is formed on a photosensitive material, such as film or photographic paper, after it has been exposed to light but before it has been processed. This image is not immediately visible to the naked eye but can be developed into a visible image through the process of chemical development. The term "latent" implies that the image is present but hidden or dormant until it is brought out during the processing stage.Rate this question:
- 32.
What is the term that best describes the drop in blood pressure when a person stands up quickly from a sitting or supine position
Explanation
Orthostatic hypotension is the term that best describes the drop in blood pressure when a person stands up quickly from a sitting or supine position. This condition occurs due to a sudden change in body position, causing blood to pool in the lower extremities, leading to a temporary decrease in blood flow to the brain. Symptoms of orthostatic hypotension may include dizziness, lightheadedness, fainting, and blurred vision. It is commonly seen in elderly individuals, those with certain medical conditions, or as a side effect of certain medications.Rate this question:
- 33.
Listing of individuals holding certification in a particular profession.
Explanation
The given correct answer for this question is "Registry". A registry is a listing or database that contains information about individuals who hold a certification in a specific profession. It serves as a record or directory of certified professionals, allowing others to verify their credentials and qualifications. A registry is commonly used in various fields such as healthcare, education, and professional organizations to maintain accurate and up-to-date information about certified individuals.Rate this question:
- 34.
A national organization of hospital and other health care providers; offers its members inspection and accreditation of the quality of operations
Explanation
The Joint Commission on Accreditation of Healthcare Organizations (JCAHO) is a national organization that provides inspection and accreditation services to hospital and other healthcare providers. Its main function is to assess the quality of operations and ensure that healthcare organizations meet certain standards and guidelines. JCAHO plays a crucial role in promoting patient safety and quality improvement in the healthcare industry.Rate this question:
- 35.
What is the unit of the international system used to measure the amount of energy absorbed in a medium
Explanation
The correct answer is Gray, Rad, and Radiation Absorbed Dose. These are all units of measurement in the International System used to quantify the amount of energy absorbed in a medium. The Gray (Gy) is the SI unit for absorbed dose, measuring the amount of energy absorbed per unit mass. The Rad (radiation absorbed dose) is an older unit that is still commonly used, equal to 0.01 Gy. Therefore, both Gray and Rad are valid units for measuring absorbed dose in the international system.Rate this question:
- 36.
General term used to denote a group of eukaryotic protists including mushrooms, yeasts, rusts, molds and smuts –that are characterized by the absence of chlorophyll and by the presence of a rigid cell wall
Explanation
Fungi is the correct answer because it is the general term used to describe a group of eukaryotic protists that includes mushrooms, yeasts, rusts, molds, and smuts. These organisms are characterized by the absence of chlorophyll and the presence of a rigid cell wall. Fungi obtain nutrients by absorbing organic matter from their environment and play important roles in decomposition and nutrient cycling in ecosystems.Rate this question:
- 37.
The amount of filtration necessary to reduce the intensity of the radiation beam to one half its original values
Explanation
The half value layer refers to the amount of filtration required to reduce the intensity of a radiation beam to half of its original value. It is a measure of the penetrating power of the radiation. The higher the half value layer, the more filtration is needed to reduce the intensity. This is an important concept in radiation safety and is used to determine the appropriate amount of shielding needed to protect against radiation exposure.Rate this question:
- 38.
A device consisting of thin lead strips designed to permit primary radiation to pass while reducing scatter radiation
Explanation
A grid is a device made up of thin lead strips that are designed to allow primary radiation to pass through while reducing scatter radiation. Scatter radiation is unwanted radiation that can cause blurring and decrease image quality. The lead strips in the grid absorb and block the scatter radiation, allowing only the primary radiation to reach the image receptor. This helps to improve image quality and reduce the amount of radiation exposure to the patient.Rate this question:
- 39.
What is the word that best describes an object not easily penetrable by x-rays or other forms of radiant energy
Explanation
Radiopaque is the best word to describe an object that is not easily penetrable by x-rays or other forms of radiant energy. This term refers to an object or substance that appears white or opaque on an x-ray image, indicating that it blocks the passage of x-rays. In medical imaging, radiopaque materials are often used to highlight specific structures or areas of interest that need to be visualized clearly.Rate this question:
- 40.
A term that describes the determination of the cause and effect of a situation or work
Explanation
Analysis is the correct answer because it refers to the process of examining and evaluating a situation or work in order to understand its causes and effects. Through analysis, one can break down complex problems or situations into smaller components, identify patterns or trends, and draw conclusions based on the evidence gathered. It involves gathering data, conducting research, and applying logical reasoning to make informed decisions or recommendations. Analysis is a crucial tool in various fields, including science, business, and social sciences, as it helps in understanding and solving problems effectively.Rate this question:
- 41.
A term that describes a concise description of an observable behavior to be achieved
Explanation
An objective is a term that describes a concise description of an observable behavior to be achieved. It is a specific and measurable goal that outlines what needs to be accomplished. Objectives provide clarity and direction, helping individuals or organizations to focus their efforts and track progress towards a desired outcome. By setting objectives, individuals or organizations can effectively plan and prioritize their actions, ensuring that they are working towards a common goal.Rate this question:
- 42.
What is the term that describes the fuzzy border of an object as imaged radiographically
Explanation
Penumbra is the term that describes the fuzzy border of an object as imaged radiographically. In radiography, penumbra refers to the blurred or indistinct edges of an object that are captured in the image. This can occur due to factors such as the size of the x-ray focal spot, the distance between the object and the detector, or the motion of the object during exposure. The penumbra effect is important to consider in radiographic imaging as it can affect the accuracy and clarity of the image interpretation.Rate this question:
- 43.
What word best describes the measurement of the recorded detail on a radiograph
Explanation
Resolution is the best word to describe the measurement of the recorded detail on a radiograph. Resolution refers to the ability of an imaging system to accurately display fine details and distinguish between closely spaced objects. In the context of radiography, resolution is important for detecting and diagnosing abnormalities in the images. A higher resolution means that smaller details can be seen more clearly, leading to a more accurate interpretation of the radiograph.Rate this question:
- 44.
Invasion and multiplication of microorganisms in body tissues that may be clinically in apparent or result in local cellular injury as a result of competitive metabolism, toxins, intracellular replication, or antigen –antibody response
Explanation
Infection refers to the invasion and multiplication of microorganisms in body tissues. This can occur without any noticeable symptoms or can result in local cellular injury due to various factors such as competitive metabolism, toxins, intracellular replication, or the body's immune response. Infection can be caused by bacteria, viruses, fungi, or parasites, and can lead to a wide range of clinical manifestations depending on the specific microorganism involved and the affected body tissues.Rate this question:
- 45.
What term best describes an alternate or passive host or carrier that harbors pathogenic organisms, without injury to itself, and serves as a source from which other individuals can be infected
Explanation
A reservoir is a term that describes an alternate or passive host or carrier that harbors pathogenic organisms without being harmed itself. It serves as a source from which other individuals can be infected. Reservoirs can include animals, humans, or environmental sources such as water or soil. They play a crucial role in the spread of infectious diseases by acting as a constant source of infection for susceptible individuals.Rate this question:
- 46.
A group of persons appointed by sponsoring organizations to oversee the accreditation process.
Explanation
A Joint Review Committee is a group of individuals appointed by sponsoring organizations to oversee the accreditation process. They are responsible for evaluating and assessing the quality and standards of educational programs or institutions. The committee members work together to review and analyze various aspects, such as curriculum, faculty qualifications, student outcomes, and resources, to ensure that the programs meet the required standards set by the accrediting body. Their role is crucial in ensuring the credibility and quality of the accredited programs or institutions.Rate this question:
- 47.
A term that describes the judgment or determination of the quality of a work or creation
Explanation
Evaluation is the process of assessing or judging the quality or value of a work or creation. It involves analyzing various aspects such as performance, effectiveness, efficiency, and relevance to determine its overall worth. Through evaluation, one can gauge the strengths and weaknesses of a work and make informed decisions or recommendations based on the findings. It is an essential tool in measuring the success or impact of a project, product, or service, and can help in improving future outcomes.Rate this question:
- 48.
A term that describes the misrepresentation of the true size or shape of an object
Explanation
Distortion is a term used to describe the misrepresentation of the true size or shape of an object. It refers to any alteration or deviation from the original form, resulting in a distorted perception or portrayal. Distortion can occur due to various factors such as optical illusions, perspective, or technical limitations in capturing or reproducing images. It is commonly observed in photography, art, and visual media, where intentional or unintentional distortions can create unique and creative effects or inaccurately depict reality.Rate this question:
- 49.
The layer of luminescent crystals placed inside a cassette to expose x-ray film efficiently and thereby significantly reduce patient dose.
Explanation
An intensifying screen is a layer of luminescent crystals that is placed inside a cassette to expose x-ray film efficiently. When x-rays pass through the patient's body and hit the intensifying screen, the crystals emit light, which in turn exposes the x-ray film. This process allows for a shorter exposure time, reducing the amount of radiation the patient is exposed to. Therefore, the use of an intensifying screen significantly reduces the patient's dose during an x-ray procedure.Rate this question:
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Mar 15, 2023Quiz Edited by
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Jul 26, 2010Quiz Created by
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