The least significant factor for erythropoiesis amongst the following is:
| 1. | vitamin B12 | 2. | vitamin B6 |
| 3. | folic acid | 4. | gastric intrinsic factor |
A disease state in which the hematocrit (the volume percentage of red blood cells in the blood) is elevated is called as:
| 1. | polycythemia | 2. | anemia |
| 3. | leukemia | 4. | porphyria |
The deficiency of cynocobalamin or vitamin B12 causes:
| 1. aplastic anemia | 2. pernicious anemia |
| 3. hemolytic anemia | 4. hemorrhagic anemia |
Which cells are the rarest leukocytes?
| 1. | monocytes | 2. | basophils |
| 3. | eosinophils | 4. | lymphocytes |

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All the following leukocytes have phagocytic properties except:
| 1. | monocyte | 2. | lymphocyte |
| 3. | neutrophil | 4. | eosinophil |
Which of the following will be regarded as a normal thrombocyte count?
| 1. | 1 million per cubic cc |
| 2. | 200,000 per cubic mm |
| 3. | 1 million per cubic mm |
| 4. | 10,000 per cubic mm |
What is the percentage of proteins in plasma?
| 1. | 10% | 2. | 7% |
| 3. | 25% | 4. | 92% |

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The colloid osmotic pressure in the human blood is largely due to:
| 1. | electrolytes | 2. | albumin |
| 3. | fibrinogen | 4. | globulins |

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Antibodies are mostly:
| 1. | alpha globulin | 2. | beta globulin |
| 3. | albumin | 4. | gamma globulin |
Identify a procoagulant amongst the following:
| 1. | heparin | 2. | antithrombin |
| 3. | vitamin K | 4. | t-PA |