front 1 What is a hematocrit? Hematocrit is the percentage of leukocytes and platelets in a whole blood sample. Hematocrit is the percentage of all formed elements in a whole blood sample. Hematocrit is the percentage of plasma in a whole blood sample. Hematocrit is the percentage of erythrocytes in a whole blood sample. | back 1 Hematocrit is the percentage of erythrocytes in a whole blood sample. |
front 2 Which of the following is NOT regulated by the blood? nutrient levels body temperature pH level fluid volume | back 2 nutrient levels |
front 3 Which of the following plasma proteins is improperly matched with its function? gamma globulins: lipid transport albumin: osmotic pressure fibrinogen: clotting alpha globulin: transport of metal ions and fat-soluble vitamins | back 3 gamma globulins: lipid transport |
front 4 In a centrifuged sample of blood, what should NOT be in the plasma portion of the sample? fibrinogen albumin electrolytes platelets | back 4 platelets |
front 5 Which plasma constituent is the main contributor to clotting? fibrinogen albumin beta globulins alpha globulins | back 5 fibrinogen |
front 6 What is the name of the protein found in erythrocytes that transports respiratory gases? fibrinogen albumin hemoglobin antibodies | back 6 hemoglobin |
front 7 What triggers erythropoietin (EPO) production to make new red blood cells? excess oxygen in the bloodstream too many platelets a high hematocrit reduced availability of oxygen | back 7 reduced availability of oxygen |
front 8 Which part of the hemoglobin molecule binds carbon dioxide for transport? iron spectrin amino acids of the globin heme group | back 8 amino acids of the globin |
front 9 Choose the statement that is true concerning hemoglobin. It is composed of four protein chains and four heme groups. When hemoglobin is not bound to oxygen, it appears blue. It is found in the plasma portion of blood. It can bind a maximum of three oxygen molecules. | back 9 It is composed of four protein chains and four heme groups. |
front 10 Which of the following does NOT stimulate erythrocyte production? testosterone hyperventilating a drop in normal blood oxygen levels erythropoietin | back 10 hyperventilating |
front 11 Which type of leukocyte is responsible for antibody production? basophils monocytes eosinophils lymphocytes | back 11 lymphocytes |
front 12 Art-based Question Identify the leukocytes in the figure in order. eosinophil, neutrophil, monocyte, basophil, lymphocyte monocyte, eosinophil, lymphocyte, lymphocyte, neutrophil neutrophil, basophil, eosinophil, monocyte, lymphocyte neutrophil, eosinophil, basophil, lymphocyte, monocyte | back 12 neutrophil, eosinophil, basophil, lymphocyte, monocyte |
front 13 From which cell do the granulocytes descend? myeloblast monoblast promonocyte lymphoid stem cell | back 13 myeloblast |
front 14 On a blood smear slide prepared using Wright's stain, you observe a large cell with a U-shaped nucleus and pale blue cytoplasm. This cell is most likely a(n) __________. basophil monocyte eosinophil lymphocyte | back 14 monocyte |
front 15 Which of the following leukocyte is NOT correctly matched with its function? basophils: inflammation eosinophil: bacterial macrophage lymphocytes: immune response against viral infections monocytes: macrophage | back 15 eosinophil: bacterial macrophage |
front 16 What factor stimulates platelet formation? thrombopoietin plasmin erythropoietin interleukin 2 | back 16 thrombopoietin |
front 17 Art-based Question During which event of hemostasis do clotting factors (procoagulants) assist with the transformation of blood from a liquid to a gel? A B C D | back 17 D |
front 18 Hemostasis is important for __________. stoppage of bleeding white blood cell production red blood cell production red blood cell recycling | back 18 stoppage of bleeding |
front 19 Which step in hemostasis involves activation of formed elements in the blood? vascular spasm coagulation platelet plug formation fibrin production | back 19 platelet plug formation |
front 20 Which of the following represents a difference between extrinsic and intrinsic blood clotting pathways? One is triggered by tissue damage, while the other cannot be triggered by tissue damage. One involves calcium ions, while the other does not. One is faster than the other. One leads to the production of prothrombin activator and the other does not. | back 20 One is faster than the other. |
front 21 Which of the following would NOT lead to a bleeding disorder? thrombocytopenia vitamin K deficiency impaired liver function excess calcium in the diet | back 21 excess calcium in the diet |
front 22 A person who lacks agglutinogen A but has agglutinogen B would have blood type __________. AB B O A | back 22 B |
front 23 Choose the incompatible transfusion. Donate type B blood to a recipient with type O blood. Donate type A blood to a recipient with type AB blood. Donate type B blood to a recipient with type AB blood. Donate type O blood to a recipient with type AB blood. | back 23 Donate type B blood to a recipient with type O blood. |
front 24 Which ABO blood type is considered to be the universal recipient? O A AB B | back 24 AB |