Chapter 7 Study Quiz
Study quiz for Chapter 7 Phlebotomy Test
Questions and Answers
- 1.
Transportation, Disbursement of nutrients, regulation and hemostasis are the basic functions of the:
- A.
Heart
- B.
Blood
- C.
Lymphatic system
- D.
Cardiovascular system
- E.
Digestive systerm
Correct Answer
B. BloodExplanation
Blood is responsible for transportation, disbursement of nutrients, regulation, and hemostasis. It carries oxygen, nutrients, hormones, and waste products throughout the body, ensuring that all cells receive what they need and removing what they don't. Blood also helps regulate body temperature, pH levels, and electrolyte balance. Additionally, it plays a crucial role in hemostasis, preventing excessive bleeding by forming clots and promoting wound healing. Therefore, blood is the correct answer as it performs all these essential functions.Rate this question:
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- 2.
Lymph, lymphocytes, lymph vessels, lymph nodes, tonsils, the spleen, bone marrow and the thymus gland make up the:
- A.
Cardiovascular system
- B.
Digestive system
- C.
Urinary system
- D.
Respiratory system
- E.
Lymphatic system
Correct Answer
E. Lymphatic systemExplanation
The given correct answer is the lymphatic system. This system consists of various components such as lymph, lymphocytes, lymph vessels, lymph nodes, tonsils, the spleen, bone marrow, and the thymus gland. These components work together to transport lymph, a clear fluid, throughout the body, helping to remove waste, toxins, and foreign substances from the tissues. The lymphatic system also plays a crucial role in immune function by producing and circulating lymphocytes, which are white blood cells that help fight infections and diseases.Rate this question:
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- 3.
Maintaining fluid balance in the tissues, providing defense and immunity against disease, distributing nutrients and hormones into the bloodstream, removing waste and absorbing fats & other substances from the digestive tract are all functions of the:
- A.
Heart
- B.
Lymphatic system
- C.
Kidneys
- D.
Urinary system
- E.
Digestive system
Correct Answer
B. Lymphatic systemExplanation
The lymphatic system is responsible for maintaining fluid balance in the tissues, providing defense and immunity against disease, distributing nutrients and hormones into the bloodstream, removing waste, and absorbing fats and other substances from the digestive tract. It does this through a network of lymphatic vessels, lymph nodes, and lymphoid organs such as the spleen and thymus. The lymphatic system plays a crucial role in the body's immune response and helps to keep the body healthy and functioning properly.Rate this question:
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- 4.
Venules
- A.
Capillaries
- B.
Cardiac muscles
- C.
Large blood vessels
- D.
Minute veins that flow into larger veins
- E.
Arteries
Correct Answer
D. Minute veins that flow into larger veinsExplanation
Venules are minute veins that flow into larger veins. They are the smallest blood vessels in the body that collect blood from capillaries and transport it back to the heart through larger veins. Venules play a crucial role in the circulatory system by allowing the exchange of oxygen, nutrients, and waste products between the tissues and the blood. They have thin walls and low blood pressure, which enables them to receive blood from capillaries and gradually merge into larger veins for efficient blood flow.Rate this question:
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- 5.
Blood vessels that carry blood toward the heart after oxygen has been delivered to the tissues
- A.
Bronchi
- B.
Venules
- C.
Capillaries
- D.
Arteries
- E.
Veins
Correct Answer
E. VeinsExplanation
Veins are the correct answer because they are blood vessels that carry blood toward the heart after oxygen has been delivered to the tissues. Unlike arteries, which carry oxygenated blood away from the heart to the tissues, veins carry deoxygenated blood back to the heart. Veins have thinner walls and contain valves to prevent the backflow of blood. This allows them to efficiently transport blood from the tissues back to the heart for reoxygenation.Rate this question:
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- 6.
Swelling caused by lymph accumulation in the tissues
- A.
Lymphadema
- B.
Infection
- C.
Atherosclerosis
- D.
Embolus
- E.
Tumor
Correct Answer
A. LymphademaExplanation
Lymphedema is a condition characterized by the swelling caused by the accumulation of lymph, a fluid that circulates in the lymphatic system, in the tissues. This swelling occurs when the lymphatic system is unable to properly drain the lymph fluid, leading to its buildup and subsequent swelling. The other options listed, such as infection, atherosclerosis, embolus, and tumor, may also cause swelling in certain situations, but lymphedema specifically refers to swelling caused by lymph accumulation.Rate this question:
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- 7.
Localized leakage of blood into the tissue or into an organ
- A.
Hematology
- B.
Homeostasis
- C.
Hematoma
- D.
Abscess
- E.
Blood clot
Correct Answer
C. HematomaExplanation
A hematoma refers to localized leakage of blood into the tissue or into an organ. It occurs when blood vessels rupture, leading to the accumulation of blood in a confined space. This can happen due to trauma, surgery, or underlying medical conditions. Hematomas can cause swelling, pain, and discoloration of the affected area. Treatment may involve applying ice, elevating the affected area, and sometimes draining the hematoma.Rate this question:
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- 8.
Microscopic blood vessels that carry blood and link arterioles to venules
- A.
Venules
- B.
Veins
- C.
Arteries
- D.
Capillaries
- E.
Arterioles
Correct Answer
D. CapillariesExplanation
Capillaries are microscopic blood vessels that connect arterioles (small arteries) to venules (small veins). They are responsible for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. Capillaries have thin walls that allow for easy diffusion of substances, and their large surface area enables efficient exchange. They play a crucial role in maintaining proper blood flow and delivering essential nutrients to cells throughout the body.Rate this question:
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- 9.
Highly oxyenated blood vessels that carry blood away from the heart
- A.
Arteries
- B.
Venules
- C.
Capillaries
- D.
Veins
- E.
Arterioles
Correct Answer
A. ArteriesExplanation
Arteries are highly oxygenated blood vessels that carry blood away from the heart. They have thick, elastic walls that allow them to withstand the high pressure generated by the pumping action of the heart. Arteries branch out into smaller vessels called arterioles, which further divide into capillaries. Capillaries are the smallest blood vessels and are responsible for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. After the exchange, the blood is collected by venules, which then merge to form veins, carrying the deoxygenated blood back to the heart.Rate this question:
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- 10.
Life-threatening condition in which the heart's pumping action cannot overcome increasing vascular pressure so fluid leaks out of the vessels into the body's tissues
- A.
Lymphadema
- B.
Septicemia
- C.
Congestive heart failure
- D.
Thrombosis
- E.
Petechiae
Correct Answer
C. Congestive heart failureExplanation
Congestive heart failure is a life-threatening condition where the heart is unable to pump blood effectively, leading to an increase in vascular pressure. This increased pressure causes fluid to leak out of the blood vessels and accumulate in the body's tissues. This condition can lead to symptoms such as shortness of breath, fatigue, and swelling in the legs, ankles, and feet.Rate this question:
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- 11.
Cholesterol deposits form on the lining of the vessels resulting in partial or complete blockage of blood flow
- A.
Atherosclerosis
- B.
Infection
- C.
Hemophilia
- D.
Anemia
- E.
Leukemia
Correct Answer
A. AtherosclerosisExplanation
Cholesterol deposits can accumulate on the inner walls of blood vessels, leading to the development of atherosclerosis. This condition can cause the vessels to become narrowed or blocked, impeding the flow of blood. Atherosclerosis is a common cause of cardiovascular diseases, such as heart attacks and strokes.Rate this question:
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- 12.
If blood flow is restricted in the coronary arteries a heart attack results
- A.
Ischemia
- B.
Hemorrhage
- C.
Embolus
- D.
Lymphadema
- E.
Myocardial infarct
Correct Answer
E. Myocardial infarctExplanation
When blood flow is restricted in the coronary arteries, it leads to a heart attack, which is medically known as a myocardial infarct. During a heart attack, the heart muscle is deprived of oxygen and nutrients due to the blockage in the arteries. This can cause severe damage to the heart muscle and may even lead to death if not treated promptly. Ischemia refers to the inadequate blood supply to an organ or tissue, hemorrhage is excessive bleeding, embolus is a blood clot that travels through the bloodstream and lymphedema is swelling due to the accumulation of lymph fluid.Rate this question:
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- 13.
Condition in which blood is escaping from a vessel wall. It can be the result of a traumatic cut into the vessel or leakage of blood into the surrounding tissues
- A.
Myocardial infarct
- B.
Ischemia
- C.
Hemorrhage
- D.
Edema
- E.
Heart attack
Correct Answer
C. HemorrhageExplanation
Hemorrhage is the correct answer because it refers to the condition in which blood is escaping from a vessel wall. This can occur due to a traumatic cut into the vessel or leakage of blood into the surrounding tissues. Myocardial infarct, ischemia, edema, and heart attack do not specifically refer to blood escaping from a vessel wall, making hemorrhage the most appropriate choice.Rate this question:
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- 14.
Reduce blood flow to the tissues.
- A.
Myocardial infarct
- B.
Ischemia
- C.
Asthma
- D.
Anemia
- E.
Leukemia
Correct Answer
B. IschemiaExplanation
Ischemia refers to a decrease in blood flow to the tissues, which can lead to a lack of oxygen and nutrients. This can occur due to various reasons such as a blockage in blood vessels or reduced pumping efficiency of the heart. Myocardial infarct, asthma, anemia, and leukemia are not directly related to reducing blood flow to the tissues. Therefore, the correct answer is ischemia.Rate this question:
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- 15.
Condition in which low levels of 02 cause the body to produce excessive amounts of RBCs to try to transport more 02
- A.
Infection
- B.
Leukemia
- C.
Cytosis
- D.
Polycythemia
- E.
Atherosclerosis
Correct Answer
D. PolycythemiaExplanation
Polycythemia is the correct answer because it is a condition characterized by the overproduction of red blood cells in response to low levels of oxygen in the body. When there is a lack of oxygen, the body tries to compensate by producing more red blood cells to increase oxygen transport. This condition can be caused by various factors such as high altitude, lung diseases, or certain genetic mutations. Infections, leukemia, cytosis, and atherosclerosis are not directly related to the excessive production of red blood cells in response to low oxygen levels.Rate this question:
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- 16.
Blood condition with lowered RBC count to abnormal or deficient hemoglobin carrying capacity in RBCs so that the tissues are not receiving enough 02
- A.
Anemia
- B.
Centrifugation
- C.
Hemorrhage
- D.
Lymphadema
- E.
Polycythemia
Correct Answer
A. AnemiaExplanation
Anemia is a blood condition characterized by a decreased number of red blood cells (RBCs) or a deficiency in the hemoglobin content of the RBCs. This results in a reduced capacity of RBCs to carry oxygen, leading to insufficient oxygen supply to the tissues.Rate this question:
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- 17.
An inherited condition whereby the RBCs and hemoglobin molecules do not form properly.
- A.
Arterioles
- B.
Thrombus
- C.
Atherosclerosis
- D.
Sickle cell anemia
- E.
Diabetes
Correct Answer
D. Sickle cell anemiaExplanation
Sickle cell anemia is an inherited condition characterized by abnormal formation of red blood cells (RBCs) and hemoglobin molecules. In this condition, RBCs become sickle-shaped and rigid, causing them to get stuck in blood vessels and leading to various complications. This explanation fits the given description of the condition and accurately identifies sickle cell anemia as the correct answer.Rate this question:
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- 18.
Usually classified as a bone marrow cancer in which excessive immature WBCs are produced and do not function properly to fight infections
- A.
Leukemia
- B.
Myocardial infarct
- C.
Anemia
- D.
Asthma
- E.
Ischemia
Correct Answer
A. LeukemiaExplanation
Leukemia is a type of cancer that affects the bone marrow and leads to the excessive production of immature white blood cells. These cells do not function properly and are unable to effectively fight infections. This condition is characterized by symptoms like fatigue, frequent infections, and easy bleeding or bruising. Leukemia is typically classified as a bone marrow cancer and can be diagnosed through blood tests and bone marrow biopsies. Treatment options for leukemia include chemotherapy, radiation therapy, and stem cell transplantation.Rate this question:
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- 19.
High WBC count usually due to infections
- A.
Hemophilia
- B.
Hypothyroidism
- C.
Antigen
- D.
Leukocytosis
- E.
Epoetin
Correct Answer
D. LeukocytosisExplanation
Leukocytosis refers to an elevated white blood cell (WBC) count, which is often a result of an infection. When the body is fighting off an infection, the immune system releases more white blood cells to combat the invading pathogens. Therefore, leukocytosis is a common response to infections. Hemophilia, hypothyroidism, and antigen are unrelated to WBC count. Epoetin, on the other hand, is a medication that stimulates the production of red blood cells and does not directly affect WBC count.Rate this question:
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- 20.
Inherited conditions that prevent of delay the blood-clotting process
- A.
Leukemia
- B.
Hemophilia
- C.
Atherosclerosis
- D.
Venules
- E.
Urethra
Correct Answer
B. HemophiliaExplanation
Hemophilia is a genetic disorder that affects the blood's ability to clot properly. People with hemophilia have a deficiency or absence of certain clotting factors, which can result in excessive bleeding even from minor injuries. This condition is inherited and can be passed down from parents to their children. Unlike leukemia, a type of cancer that affects the blood and bone marrow, hemophilia specifically affects the clotting process. Atherosclerosis is a condition characterized by the buildup of plaque in the arteries, while venules are small blood vessels and the urethra is a tube that carries urine out of the body.Rate this question:
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- 21.
Low platelet count that may result in excessive bleeding. It is caused by liver dysfunction, vitamin k deficiency, radiation exposure or bone marrow cancer
- A.
Lymphadema
- B.
Leukemia
- C.
Hemophilia
- D.
Thrombocytopenia
- E.
Embolus
Correct Answer
D. ThrombocytopeniaExplanation
Thrombocytopenia is a condition characterized by a low platelet count, which can lead to excessive bleeding. It can be caused by various factors such as liver dysfunction, vitamin K deficiency, radiation exposure, or bone marrow cancer.Rate this question:
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- 22.
Used for patients to inhibit blood clot formation
- A.
Antibody
- B.
Antigen
- C.
Anti-coagulants
- D.
Carcinogens
- E.
Erythrocytes
Correct Answer
C. Anti-coagulantsExplanation
Anti-coagulants are substances used in medicine to prevent the formation of blood clots in patients. They work by inhibiting the clotting process, thereby reducing the risk of blockages in blood vessels and related complications. This is particularly important in patients who are at a higher risk of developing blood clots, such as those with certain medical conditions or undergoing surgery. Anti-coagulants are commonly prescribed to prevent conditions like deep vein thrombosis, stroke, and pulmonary embolism.Rate this question:
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- 23.
Used to control bleeding
- A.
Anti-coagulants
- B.
Antibiotics
- C.
Homeostasis
- D.
Anti-anemic agents
- E.
Hemostatic agents
Correct Answer
E. Hemostatic agentsExplanation
Hemostatic agents are used to control bleeding. They are substances or devices that promote the formation of blood clots, thereby stopping the bleeding. These agents are commonly used in surgical procedures, trauma cases, and in patients with bleeding disorders. They work by either promoting clotting or enhancing the body's natural clotting mechanisms. By effectively controlling bleeding, hemostatic agents help maintain homeostasis, the body's balance and stability. Anti-coagulants, antibiotics, and anti-anemic agents do not have the same mechanism of action as hemostatic agents and are not specifically used for controlling bleeding.Rate this question:
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- 24.
Used to treat iron deficiency anemia
- A.
Anti-coagulants
- B.
Antibiotics
- C.
Homeostasis
- D.
Anti-anemic agents
- E.
Hemostatic agents
Correct Answer
D. Anti-anemic agentsExplanation
Anti-anemic agents are substances used to treat iron deficiency anemia, a condition characterized by low levels of iron in the body. These agents help to increase the production of red blood cells and improve the oxygen-carrying capacity of the blood. They can include iron supplements, such as ferrous sulfate or ferrous gluconate, as well as medications that stimulate the production of red blood cells, such as erythropoietin. By replenishing iron stores and promoting red blood cell production, anti-anemic agents help to alleviate the symptoms of anemia and restore normal blood function.Rate this question:
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- 25.
Used to stimulate the production of red blood cells
- A.
Epoetin, alfa (EPO)
- B.
Hemostatic agents
- C.
Thrombosis
- D.
Platelets
- E.
Antibiotics
Correct Answer
A. Epoetin, alfa (EPO)Explanation
Epoetin alfa (EPO) is used to stimulate the production of red blood cells. This medication is commonly prescribed for patients with anemia, particularly those with chronic kidney disease or undergoing chemotherapy. EPO works by stimulating the bone marrow to produce more red blood cells, which helps to increase the oxygen-carrying capacity of the blood. By doing so, EPO can help improve symptoms of anemia and reduce the need for blood transfusions. It is not related to hemostatic agents, thrombosis, platelets, or antibiotics, which have different mechanisms of action and indications.Rate this question:
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- 26.
Means "clot condtion" or a blood clot within the vascular system
- A.
Hematoma
- B.
Lymphadema
- C.
Myocardial infarct
- D.
Thrombosis
- E.
Anemia
Correct Answer
D. ThrombosisExplanation
Thrombosis refers to the formation of a blood clot within the vascular system. It occurs when blood components clump together to form a clot, which can obstruct blood flow and cause various health issues depending on the location of the clot. The other options listed, hematoma, lymphedema, myocardial infarct, and anemia, do not specifically refer to a blood clot within the vascular system and therefore are not the correct answer.Rate this question:
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- 27.
Means "putrefying blood condition" or the abnormal condition in which bacteria are present in the blood stream
- A.
Septicemia
- B.
Thrombosis
- C.
Infection
- D.
Hematoma
- E.
Bronchitis
Correct Answer
A. SepticemiaExplanation
Septicemia refers to the abnormal condition in which bacteria are present in the bloodstream. It is commonly known as a "putrefying blood condition" because it involves the presence of bacteria that cause decomposition of blood. This condition can be life-threatening and requires immediate medical attention. Thrombosis refers to the formation of a blood clot, infection refers to the invasion and multiplication of harmful microorganisms in the body, hematoma refers to a localized collection of blood outside the blood vessels, and bronchitis refers to inflammation of the bronchial tubes. None of these options accurately describe the specific condition of bacteria in the bloodstream.Rate this question:
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- 28.
"plasma removal" or the process by which blood is removed from the body, centrifuged to separate the plasma from the blood and then the cellular elements are reinfused back into the patient
- A.
Plasmosis
- B.
Septicemia
- C.
Plasmapheresis
- D.
Leukocytosis
- E.
Endocrinology
Correct Answer
C. PlasmapheresisExplanation
Plasmapheresis is the correct answer because it refers to the process described in the given explanation. It involves removing blood from the body, separating the plasma from the cellular elements through centrifugation, and then reintroducing the cellular elements back into the patient. This procedure is commonly used to treat certain medical conditions such as autoimmune disorders or to remove harmful substances from the blood.Rate this question:
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- 29.
Minute hemorrhage spots just under the skin surface that may be an indication of coagulation dysfunction
- A.
Capillaries
- B.
Venules
- C.
Hemophilia
- D.
Hematoma
- E.
Petechiae
Correct Answer
E. PetechiaeExplanation
Petechiae are minute hemorrhage spots that appear just under the skin surface. They are often caused by bleeding from capillaries and venules, and can be an indication of coagulation dysfunction. This condition can be seen in certain medical conditions such as hemophilia, where there is a deficiency in blood clotting factors. Hematomas, on the other hand, are larger areas of bleeding under the skin, while capillaries and venules are types of blood vessels. Therefore, the correct answer is petechiae.Rate this question:
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- 30.
Low or deficient oxygen in the blood and tissues
- A.
Hypoxia
- B.
Anemia
- C.
Hemophilia
- D.
Hematocrit
- E.
Leukemia
Correct Answer
A. HypoxiaExplanation
Hypoxia refers to a condition characterized by low or deficient oxygen levels in the blood and tissues. This can occur due to various reasons such as respiratory disorders, cardiovascular diseases, or high altitudes. When the body does not receive enough oxygen, it can lead to symptoms like shortness of breath, fatigue, and confusion. Hypoxia can be a serious medical condition that requires immediate attention and treatment to ensure proper oxygen supply to the body's vital organs and tissues.Rate this question:
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- 31.
Blood destruction or rupturing of the RBCs
- A.
T3
- B.
Hematocrit
- C.
Hemolysis
- D.
Thrombus
- E.
Erythrocytes
Correct Answer
C. HemolysisExplanation
Hemolysis refers to the destruction or rupturing of red blood cells (RBCs). This process can occur due to various factors such as infections, certain medications, autoimmune disorders, or genetic conditions. When RBCs undergo hemolysis, they release their contents, including hemoglobin, into the bloodstream. This can lead to a decrease in the hematocrit level, which is the percentage of RBCs in the blood. Therefore, hemolysis is the most appropriate explanation for the given answer.Rate this question:
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Mar 22, 2023Quiz Edited by
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Apr 05, 2009Quiz Created by
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