B-228 Practice Review Questions for Lecture Exam I

B-228 Practice - B-228 Practice Review Questions for Lecture Exam I 1 2 3 The packed cell volume of blood is otherwise known as the a viscosity b

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B-228 Practice Review Questions for Lecture Exam I 1. The packed cell volume of blood is otherwise known as the a. viscosity b. hematocrit c. erythropoises d. erythrocount e. anemia 2. The pH of whole blood is approximately a. 6.55-6.85 b. 4.75-5.0 c. 7.0 d. 7.35-7.45 e. 8.2 3. Which of the following is a function of blood? a. transports carbon dioxide b. regulates body temperature c. protects against foreign invaders d. transports hormones e. all of the above 4. Which of the following is NOT true about RBCs? a. RBCs come from proerythroblasts b. RBCs are produced in the red bone marrow c. RBCs are nucleated cells that live for about 100-120 days d. RBCs are produced and destroyed at a rate of about 2.5 million per second e. immature RBCs, called reticulocytes, typically comprise about 1-3% of the total circulating RBCs 5. Erythropoietin is a. a hormone produced by the pituitary gland b. stimulates the bone marrow to produce more white blood cells c. results when the kidneys become hypoxic d. is more prevalent in the Mediterranean region e. all of the above 6. Regarding hemoglobin, a. it is composed of 3 globulin chains, one alpha, one beta, and one gamma chain. b. one molecule of hemoglobin contains 4 heme groups c. there are about 700 molecules of hemoglobin per each red blood cell d. its function is to transport iron from one tissue to another, where it is then used e. all of the above are true about hemoglobin 7. Name the type of anemia that might result following a nuclear bomb blast (or exposure to industrial chemicals or specific drugs), where the bone marrow ceases to function properly and make blood cells. a. hemolytic anemia b. pernicious anemia c. aplastic anemia d. sickle cell anemia e. Thallassemia 8. Which of the following is NOT a type of granulocyte? a. neutrophilc. b. eosinophil c. monocyte d. polymorphonuclear cells e. basophil 9. The largest individual blood cells are a. basophils b. erythrocytesytes c. neutrophils d. eosinophils e. monocytes 10. Platelets are replaced, if not used in hemostasis, every a. 100-120 days b. 10 seconds c. 1-2 months d. 9-10 days e. several months to years
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11. The total protein component of blood plasma can be divided into the a. albumins b. globulins c. fibrinogen d. a and b e. a, b, and c 12. Immunoglobulins belong to a. alpha globulins b. beta globulins c. gamma globulins 13. The uncommitted stem cells that give rise to basophils are a. hemocytoblasts b. lymphoblasts c. proerythroblasts d. megakaryoblasts e. myeloblasts 14. The formation of thrombin from the plasma protein prothrombin is which stage of blood coagulation? a. stage 1 b. stage 2 c. stage 3 15 An abnormally large number of abnormal white cells would be best referred to as a. leukopenia b. leukemia c. mononucleosis d. agranulocytosis e. polycythemia 16. Name the WBC that comprises 4-8% of all leukocytes, has abundant pale blue cytoplasm, a darkly staining purple nucleus that is U or kidney shaped, and becomes a very large and
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This note was uploaded on 02/13/2011 for the course BIOL 228 taught by Professor Marilynkoob during the Spring '10 term at Boise State.

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B-228 Practice - B-228 Practice Review Questions for Lecture Exam I 1 2 3 The packed cell volume of blood is otherwise known as the a viscosity b

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