Phlebotomy Ch 7 Quiz – Flashcards

1) Which of the following describes the term systole? A) contraction of the heart B) relaxation of the heart C) blood tension D) a heart murmur

2) Which of the following describes the term diastole? A) contraction of the heart B) relaxation of the heart C) blood tension D) a heart murmur

3) The atrioventricular valves function to prevent: A) backward blood flow through the heart B) blood flow from the arteries to the veins C) blood flow from the capillaries to the venules D) blood flow from the capillaries to the arteries

4) A differential count refers to: A) blood pressure B) contraction of the heart C) specific types of WBCs D) a heart murmur

5) The hepatic artery delivers blood to the: A) liver B) heart C) legs and lower trunk D) arms

6) Which arteries provide blood to the heart? A) hepatic B) subclavian C) coronary D) brachial

7) Which of the following veins is most commonly used for venipuncture? A) median cubital B) femoral C) great saphenous D) brachial

8) Hemoglobin content is assessed in the laboratory by analyzing: A) white blood cells B) erythrocytes C) megakaryocytes D) platelets

9) When blood exits the right ventricle, it travels to the: A) systemic circuit B) pulmonary circuit C) atrioventricular circuit D) head-and-neck circuit

10) How fast does the average adult heart beat? A) 50-55 times per minute B) 60-80 times per minute C) 90-100 times per minute D) 120-130 times per minute

11) Which of the following is another name for leukocytes? A) red blood cells B) white blood cells C) platelets D) sera

12) Which of the following is another name for erythrocytes? A) red blood cells B) white blood cells C) platelets D) sera

13) Which of the following is another name for thrombocytes? A) red blood cells B) white blood cells C) platelets D) sera

14) Which of the following is true of a serum specimen? A) is highly oxygenated B) contains an anticoagulant additive C) does not contain an anticoagulant additive D) is rich in carbon monoxide

15) Leukemia is a condition in which: A) there is anemia due to excessive venipunctures B) WBCs are overproduced and do not function correctly C) clotting factors do not work properly D) there is a weakened area of the blood vessel wall

16) Hemophilia is an inherited condition in which: A) anemia is due to excessive venipunctures B) WBCs are overproduced and do not function correctly C) clotting factors do not work properly D) there is a weakened area of the blood vessel wall

17) Iatrogenic anemia is a condition in which: A) the anemia is due to excessive venipunctures B) WBCs are overproduced and do not function correctly C) clotting factors do not work properly D) there is a weakened area of the blood vessel wall

18) An aneurysm is a condition in which: A) anemia is due to excessive venipunctures B) WBCs are overproduced and do not function correctly C) clotting factors do not work properly D) there is a weakened area of the blood vessel wall

19) Thrombocytopenia is a condition in which there is a: A) high WBC count B) low platelet count C) high RBC count D) high BUN

20) Polycythemia is a condition in which there is a: A) high WBC count B) low platelet count C) high RBC count D) high BUN

21) Leukocytosis is a condition in which there is a: A) high WBC count B) low platelet count C) high RBC count D) high BUN

22) A high cholesterol level is associated with which condition? A) diabetes B) nephritis C) atherosclerosis D) dehydration or diarrhea

23) Abnormal glucose levels are associated with which condition? A) diabetes B) nephritis C) atherosclerosis D) dehydration or diarrhea

24) Low electrolytes (sodium, potassium) are associated with which condition? A) diabetes B) nephritis C) atherosclerosis D) dehydration or diarrhea

25) Increased creatinine levels are associated with which condition? A) diabetes B) nephritis C) atherosclerosis D) dehydration and diarrhea