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83 Cards in this Set
- Front
- Back
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In a centrifuged sample of blood, what makes up the buffy coat? A. plasma B. white blood cells and platelets C. red blood cells D. platelets only |
white blood cells and platelets (B) |
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Which of the following is NOT a function of blood? A. regulation B. distribution C. hormone production D. protection |
hormone production (C) |
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Which plasma constituent is the main contributor to osmotic pressure? A. alpha globulins B. albumin C. beta globulins D. fibrinogen |
albumin (B) |
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Which of the following does NOT stimulate erythrocyte production? A. testosterone B. a drop in normal blood oxygen levels C. hyperventilating D. erythropoietin |
hyperventilating (C) |
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Which of the following is correctly matched? A. pernicious anemia; results from a vitamin B12 deficiency B. aplastic anemia; results from excessive blood loss C. hemorrhagic anemia; red blood cells rupture D. hemolytic anemia; results from inadequate iron intake |
pernicious anemia; results from a vitamin B12 deficiency (A) |
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Which leukocyte functions in phagocytizing bacteria? A. lymphocyte B. neutrophil C. eosinophil D. basophil |
neutrophil (B) |
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Which of the following represents a difference between extrinsic and intrinsic blood clotting pathways? A. One involves calcium ions while the other does not B. One is faster than the other C. One is triggered by tissue damage while the other cannot be triggered by tissue damage D. One leads to the production of prothrombin activator and the other does not |
One is faster than the other (B) |
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Which of the following scenarios could result in HDN (hemolytic disease of the newborn)? A. B- female pregnant with an AB+ baby B. O+ female pregnant with a B+ baby C. A+ female pregnant with a B- baby D. AB- female pregnant with an AB- baby |
B- female pregnant with an AB+ baby (A) |
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What is an embolus? A. an anticoagulant B. a protein in the coagulation pathway C. a blood clot that has broken loose and is floating freely in the bloodstream D. a stroke |
a blood clot that has broken loose and is floating freely in the bloodstream (C) |
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Choose the compatible transfusion A. Donate type B blood to a recipient with type O blood B. Donate type O blood to a recipient with type AB blood C. Donate type AB blood to a recipient with type B blood D. Donate type A blood to a recipient with type B blood |
Donate type O blood to a recipient with type AB blood |
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Which ABO blood type is considered to be the universal donor? A. O B. B C. AB D. A |
O (A) |
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The majority of whole blood is: A. erythrocytes B. leukocytes C. platelets D. plasma |
plasma (D) |
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The ________ is the fluid portion of the blood A. hematocrit B. hemoglobin C. plasma D. buffy coat |
plasma (C) |
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The main protein in blood plasma is: A. hemoglobin B. erythropoietin C. albumin D. plasmin |
albumin (C) |
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Which of the following is true of the structure of an erythrocyte? A. Erythrocytes are nucleated cells B. Erythrocytes are shaped like biconcave discs C. Erythrocytes are a fixed shape and cannot change shape D. Erythrocytes are cell fragments |
Erythrocytes are shaped like biconcave discs (B) |
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What is the name of the protein found in erythrocytes that allows for respiratory gas transport? A. hemoglobin B. antibodies C. fibrinogen D. albumin |
hemoglobin (A) |
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Which part of the hemoglobin molecule binds carbon dioxide for transport? A. spectrin B. heme group C. iron D. amino acids of globin |
amino acids of global (D) |
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How many oxygen molecules can be transported by one hemoglobin molecule? A. eight B. two C. four |
four (C) |
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Which type of leukocyte is responsible for antibody production? A. eosinophils B. monocytes C. basophils D. lymphocytes |
lymphocytes (D) |
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When we take anti-histamines, we are countering the effects of which type of leukocyte? A. lymphocytes B. neutrophils C. basophils D. eosinophils |
basophils (C) |
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Which formed element can be described as cytoplasmic fragments? A. monocytes B. erythrocytes C. platelets D. lymphocytes |
platelets (C) |
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In adults, red blood cell production occurs in: A. yellow bone marrow B. the liver C. red bone barrow D. the thymus |
red bone marrow (C) |
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An abnormal excess of erythrocytes is called: A. polycythemia B. leukocytosis C. sickle-cell anemia D. thalassemia |
polycythemia (A) |
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The most abundant leukocytes are: A. lymphocytes B. basophils C. monocytes D. neutrophils |
neutrophils (D) |
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Transports CO2 and Oxygen |
erythrocyte |
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nucleus has two lobes, contains granules of lysosomal enzymes, functions in killing parasitic worms |
eosinophil |
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contains a U shaped or an S shaped nucleus; granules stain very dark; releases histamine and heparin |
basophil |
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nucleus is multi lobed; functions as a phagocyte; contains fine indistinct granules |
neutrophil |
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largest of the WBCs; crucial in defense against viruses; associated with chronic infections |
monocyte |
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Leukemia refers to cancerous conditions involving white blood cells (T/F) |
True |
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Basophils increase in number when parasitic invasion occurs (T/F) |
False |
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Diapedesis is the process by which red blood cells move into tissue spaces from the interior of blood capillaries (T/F) |
False |
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Which event of hemostasis constricts the damaged after to reduce blood loss? A. A B. B C. C D. D |
A |
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The first step in hemostasis is: A. fibrin production B. platelet plug formation C. coagulation D. vascular spasm |
vascular spasm (D) |
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The enzyme ______ digests fibrin clots A. plasmin B. fibrinogen C. thrombin D. plasminogen |
plasmin (A) |
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Which sequence is correct for the following events? 1. fibrinogen → fibrin 2. clot retraction 3. formation of thromboplastin 4. prothrombin → thrombin A. 3,4,1,2 B. 3,2,1,4 C. 1,2,3,4 D. 4,3,1,2 |
3,4,1,2 (A) |
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All of the following conditions impair coagulation except ________. A. liver disease B. severe hypocalcemia C. vascular spasm D. vitamin K deficiency |
vascular spasm (C) |
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A person who lacks agglutinogens A and B would have blood type __________. A. O B. AB C. B D. A |
O (A) |
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Which blood type is generally called the universal donor? A. A B. AB C. B D. O |
O (D) |
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An individual who is blood type AB negative can ________. A. receive types A, B and AB, but not type O B. donate to types A, B and AB, but not to type O C. donate to all blood types in moderate amounts D. receive any blood type in moderate amounts except that with the Rh antigen |
receive any blood type in moderate amounts except that with the Rh antigen (D) |
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When neither anti-A serum nor anti-B serum cause clumping (agglutination) of donor cells on a slide, the blood type is ________. A. AB B. A C. O D. B |
O (C) |
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What is hematocrit a measure of? A. the percentage of formed elements in a whole blood sample B. the percentage of leukocytes and platelets in a whole blood sample C. the percentage of plasma in a whole blood sample D. the percentage of erythrocytes in a whole blood sample |
the percentage of erythrocytes in a whole blood sample (D) |
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What triggers erythropoietin (EPO) production to make new red blood cells? A. too many platelets B. excess oxygen in the bloodstream C. too many erythrocytes D. reduced availability of oxygen |
reduced availability of oxygen (D) |
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When oxygen is bound to hemoglobin, what bright red molecule is formed? A. carbaminohemoglobin B. oxyhemoglobin C. hematocrit D. deoxyhemoglobin |
oxyhemoglobin (B) |
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Specifically, what is the production of red blood cells called? A. erythropoiesis B. thalassemia C. leukopoiesis D. hemostasis |
erythropoiesis (A) |
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What part of the body does erythropoietin (EPO) target to increase erythropoiesis? A. kidneys B. lungs C. liver D. bone marrow |
bone marrow (D) |
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What erythrocyte production disorder results from an autoimmune disease associated with vitamin B12 absorption? A. aplastic anemia B. renal anemia C. pernicious anemia D. hemorrhagic anemia |
pernicious anemia (C) |
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The formed element ________ can kill parasitic worms |
eosinophil |
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What "clot buster" enzyme removes unneeded clots after healing has occurred during fibrinolysis? A. thrombin B. fibrin C. plasminogen D. plasmin |
plasmin (D) |
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Free floating thrombus in the bloodstream |
Embolus |
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Platelet deficiency resulting in spontaneous bleeding from small blood vessels |
Thrombocytopenia |
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Cancerous condition involving white blood cells |
Leukemia |
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Condition in which blood has abnormally low oxygen-carrying capacity |
Anemia |
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Abnormal excess of erythrocytes resulting in an increase in blood viscosity |
Polycythemia |
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The major function of the red blood cells (RBC) is to ________. A. transport O2 and CO2 B. seal small tears in blood vessels C. release histamine and other anti-inflammatory substances D. phagocytize bacteria |
transport O2 and CO2 (A) |
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Platelets ________. A. are essential for the immune response B. are the smallest formed elements of blood C. are cellular components of blood D. transport O2 and CO2 |
are the smallest formed elements of blood (B) |
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A person who has symptoms of paleness and chronic fatigue is suspected of having anemia. To investigate this suspicion further, it would be most helpful to measure ________. A. total WBC count B. differential WBC count C. hematocrit |
hematocrit (C) |
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Normally, the amount of plasma in whole blood is ________ than the amount of formed elements; plasma makes up approximately ________ percent of whole blood. A. less; 30 B. greater; 55 C. greater; 65 D. less; 45 |
greater; 55 (B)
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The most numerous blood cells are ________. A. lymphocytes B. monocytes C. red blood cells D. neutrophils |
red blood cells (C) |
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A normal red blood cell count is ________; of the sexes, ________ generally have greater numbers. A. 4 to 6 million/mm2 of blood; women B. 4 to 6 million/mm2 of blood; men C. 2 to 3 million/mm2 of blood; women D. 2 to 3 million/mm2 of blood; men |
4 to 6 million/mm2 of blood; men (B) |
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These are the most abundant leukocytes, constituting 40-70% of all white blood cells. A. eosinophils B. neutrophils C. monocytes D. basophils E. lymphocytes |
neutrophils (B) |
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These white blood cells kill parasitic worms and play a complex role in allergic responses and asthma. A. basophils B. neutrophils C. lymphocytes D. monocytes E. eosinophils |
eosinophils (E) |
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This formed element is essential for blood clotting. A. eosinophils B. platelets C. red blood cells D. salts |
platelets (B) |
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The hematocrit measures ________. A. the number of RBC/mm3 of blood B. the volume of RBC in a blood sample C. the number of WBC/mm3 of blood D. the volume of WBC in a blood sample |
the volume of RBC in a blood sample (B) |
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basophil |
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lymphocyte |
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monocyte |
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red blood cell |
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red blood cell |
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A. lymphocytes B. eosinophils C.neutrophils D. basophils |
basophils (D)
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A. lymphocyte B. erythrocyte C. neutrophil D. eosinophil |
eosinophil (D) |
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A. monocytes B. neutrophils C. lymphocytes D. eosinophils |
lymphocytes (C) |
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A. lymphocyte B. neutrophil C. basophil D. monocyte |
monocyte (D) |
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A. platelet B. lymphocyte C. neutrophil D. monocyte |
neutrophil (C) |
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A. erythrocyte B. monocyte C. platelet D. leukocyte |
platelet (C) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cell D. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Basophil (I) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Hemoglobin (A) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cell D. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Lymphocyte (D) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Monocyte (H) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Neutrophil (E) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Red blood cell (F) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Sickled red blood cell (C) |
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A. Hemoglobin B. Hemotopoieses C. Sickled red blood cellD. Lymphocyte E. Neutrophil F. Red blood cell G. Type A blood H. Monocyte I. Basophil |
Type A blood (G) |
