Question: A patient with A – ve blood group can receive blood from_______________?

• 1. Positive donor
• 2. B negative donor
• 3. AB positive donor
• 4. A negative donor

Question: Delay in blood coagulation results from________________?

• 1. Human thrombin
• 2. Heparin
• 3. Ferric chloride
• 4. Vit- K

Question: Hemoglobin is the major buffer in blood, bicarbonate ions diffuse out of erythrocyte into plasma in exchange of_______________?

• 1. Potassium
• 2. Phosphate
• 3. Carbonic acid
• 4. Chloride ion

Question: The function of vitamin K is______________?

• 1. Thrombin formation
• 2. Prothrombin formation
• 3. Fibrin formation
• 4. Thromboplastin formation

Question: The most common problem with blood trans fusion_______________?

• 1. Hemolytic reaction
• 2. Remission of disease
• 3. Hypokalemia
• 4. Metabolic acidosis

Question: Histamine is present on surface of_______________?

• 1. Lymphocytes
• 2. Mast cells
• 3. Neutrophils
• 4. Erythrocytes

Question: To preserve blood for transfusion later______________?

• 1. Dilute with equal volume of 0.9% saline
• 2. Add solution of sodium citrate
• 3. Add solution of calcium chloride
• 4. Add fibrinogen

Question: Megaloblasts are precursors of_____________?

• 1. Megakaryocytes
• 2. Norm oblasts
• 3. Myelocytes
• 4. Macrocytes

Question: Which of the following is one for a patient on coumarin (warfarin) therapy_______________?

• 1. Partial thromboplastin time ( PTT)
• 2. Prothrombin time (PT)
• 3. Bleeding time (BT)
• 4. Capillary fragility test (CFT)

Question: Which of the following coagulation factors is deficient in classical hemophilia ?

• 1. VIII
• 2. IX
• 3. X
• 4. XII