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| 1 | |
Select the statement about red blood cells that is incorrect. |
| | A) | Mature red blood cells lack nuclei. |
| | B) | Red blood cells contain hemoglobin. |
| | C) | Deoxyhemoglobin carries oxygen. |
| | D) | Red blood cells lack mitochondria. |
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| 2 | |
The precursor of all lines of blood cells is the _______________. |
| | A) | myeloblast |
| | B) | hemocytoblast |
| | C) | proerythroblast |
| | D) | progranulocyte |
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| 3 | |
When red blood cells are worn out, part of their components are recycled while others are disposed. Select the incorrect statement about destruction of red blood cells. |
| | A) | The greenish pigment, biliverdin, is recycled to the bone marrow. |
| | B) | Iron is carried to the bone marrow by a protein called transferrin. |
| | C) | Biliverdin and bilirubin impart color to bile. |
| | D) | Macrophages in the liver and spleen destroy worn out red blood cells. |
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| 4 | |
Which dietary component(s) is/are needed for DNA synthesis, and thus greatly influence the production of red blood cells? |
| | A) | calcium |
| | B) | iron |
| | C) | vitamin B12 and folic acid |
| | D) | protein |
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| 5 | |
The type of anemia that is fairly common and caused by insufficient dietary iron is ______________. |
| | A) | aplastic anemia |
| | B) | pernicious anemia |
| | C) | hemolytic anemia |
| | D) | iron deficiency anemia |
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| 6 | |
The type of white blood cell that often arrives at the site of infection first, is a granulocyte, and contains granules that stain light purple is a _______________. |
| | A) | basophil |
| | B) | eosinophil |
| | C) | neutrophil |
| | D) | monocyte |
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| 7 | |
The largest cells in the blood that leave the bloodstream to become macrophages are the _______________. |
| | A) | eosinophils |
| | B) | monocytes |
| | C) | basophils |
| | D) | neutrophils |
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| 8 | |
A person with eosinophilia, or greater than normal numbers of eosinophils, is most likely suffering from ____________. |
| | A) | allergies or internal parasites |
| | B) | anemia |
| | C) | an autoimmune disease |
| | D) | diabetes |
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| 9 | |
An acute infection would show up in a blood count as ______________. |
| | A) | leukopenia |
| | B) | leukocytosis |
| | C) | too few helper T cells |
| | D) | thrombocytopenia |
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| 10 | |
Which plasma proteins help transport lipids in the bloodstream? |
| | A) | albumins |
| | B) | alpha and beta globulins |
| | C) | fibrinogen |
| | D) | gamma globulins |
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| 11 | |
Sedentary people with elevated triglyceride levels who continue to eat fatty foods are likely to have high levels of ____________ in their bloodstream. |
| | A) | high-density lipoprotein (HDL) |
| | B) | low-density lipoprotein (LDL) |
| | C) | very-low density lipoprotein (VLDL) |
| | D) | chylomicrons |
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| 12 | |
Choose the correct order for the steps of hemostasis. |
| | A) | blood coagulation, platelet plug formation, blood vessel spasm |
| | B) | platelet plug formation, blood coagulation, blood vessel spasm |
| | C) | blood vessel spasm, platelet plug formation, blood coagulation |
| | D) | blood vessel spasm, blood coagulation, platelet plug formation |
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| 13 | |
Which clotting factor is released from damaged tissue, and initiates a chain of clotting events? |
| | A) | prothrombin |
| | B) | thrombin |
| | C) | fibrin |
| | D) | tissue thromboplastin |
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| 14 | |
A person with type AB blood would have ____________ antigens on red blood cells, and ___________ antibodies carried in the plasma. |
| | A) | A and B; neither anti-A nor anti-B |
| | B) | Neither A nor B; both anti-A and anti-B |
| | C) | B; anti-A |
| | D) | A; anti-B |
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| 15 | |
Erythroblastosis fetalis, also known as hemolytic disease of the newborn, most often occurs in ______________ mothers carrying ______________ fetuses. |
| | A) | Rh+; Rh- |
| | B) | Rh-; Rh+ |
| | C) | Type A; type O |
| | D) | Type B; Type A |
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| 16 | |
Which blood cell can be described as being a biconcave disc? |
| | A) | platelet |
| | B) | neutrophil |
| | C) | eosinophil |
| | D) | erythrocyte |
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| 17 | |
The liquid portion of blood is referred to as _____. |
| | A) | whole blood |
| | B) | hematocrit |
| | C) | plasma |
| | D) | serum |
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| 18 | |
Which of the following does not belong with the others? |
| | A) | erythrocyte |
| | B) | serum |
| | C) | leukocyte |
| | D) | platelet |
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| 19 | |
Which of the following directly defines the transportation of oxygen? |
| | A) | hemoglobin |
| | B) | oxyhemoglobin |
| | C) | reduced hemoglobin |
| | D) | red cell count |
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| 20 | |
Red blood cells survive around _____ days. |
| | A) | 120 |
| | B) | 240 |
| | C) | 10 |
| | D) | 360 |
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| 21 | |
Which of the following indicates a normal white blood cell count? |
| | A) | 1 million per mm3 |
| | B) | 15,000 per cm3 |
| | C) | 10,000 per mm3 |
| | D) | 3,000 per mm3 |
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| 22 | |
Which of these cell types should not be grouped with the others? |
| | A) | neutrophil |
| | B) | lymphocyte |
| | C) | eosinophil |
| | D) | basophil |
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| 23 | |
Which white blood cell is not phagocytic? |
| | A) | neutrophil |
| | B) | monocyte |
| | C) | lymphocyte |
| | D) | eosinophil |
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| 24 | |
Which are the largest of the white blood cells? |
| | A) | lymphocytes |
| | B) | eosinophils |
| | C) | basophils |
| | D) | monocytes |
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| 25 | |
Antibodies are defense substances produced by the _____ cells. |
| | A) | T-lymphocyte |
| | B) | monocyte |
| | C) | B-lymphocyte |
| | D) | leukocyte |
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| 26 | |
Which type of condition is directly related to bone marrow suppression? |
| | A) | aplastic anemia |
| | B) | anemia |
| | C) | sickle cell anemia |
| | D) | megaloblastic anemia |
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