An Rh –ve person, when exposed to Rh +ve blood:
| 1. | will form antibodies against the Rh antigen | 
| 2. | will be unaffected | 
| 3. | will form antibodies against the Rh antigen only on second exposure | 
| 4. | will receive anti Rh antibodies from the donor | 
Identify the incorrectly matched pair:
| 1. | Plasma protein | – | 6 to 8 % | 
| 2. | Formed elements | – | 55% of the blood | 
| 3. | Hemoglobin | – | 12 to 16 gm in 100 ml of blood | 
| 4. | Platelets | – | 150000 to 350000 per cubic millimeter (mm3) | 
When anti B antibodies are present in the plasma and A antigens on the surface of RBCs of a person, her blood group can be:
| 1. | A and AB | 2. | Only A | 
| 3. | Only B | 4. | O | 
The least common of WBCs in the human blood are:
| 1. | Eosinophils | 2. | Lymphocytes | 
| 3. | Neutrophils | 4. | Basophils | 
The enzyme that activates fibrinogens in the blood is:
| 1. | Thromboplastin | 2. | Thrombokinase | 
| 3. | Thrombin | 4. | Plasmin | 
A person has type A antigen on RBC and anti-B antibodies in plasma. He can receive blood from a person with blood group:
| 1. | A and O | 2. | AB, A, B and O | 
| 3. | B and O | 4. | Only O | 
To prevent eryhtroblastosis fetalis in future pregnancies:
| 1. | Anti-Rh Immunoglobulins must be given to Rh –ve mothers at the time of each delivery | 
| 2. | Anti-Rh Immunoglobulins must be given to new born at the time of each delivery | 
| 3. | Rh Antigens must be given to new born at the time of each delivery | 
| 4. | Anti Antigens must be given to Rh –ve mothers at the time of each delivery | 
Match the plasma proteins in Column-I with their function in Column-II and select the correct answer from the codes given:
| Column-I | Column-II | ||
| A. | Albumins | a. | Hemostasis | 
| B. | Globulins | b. | Transport carriers and immunity | 
| C. | Fibrinogen | c. | Colloid osmotic pressure | 
Codes:
| A | B | C | |
| 1. | a | b | c | 
| 2. | a | c | b | 
| 3. | b | a | c | 
| 4. | c | b | a | 
The second most common formed elements in the human blood are:
| 1. | Proteins | 2. | Water | 
| 3. | RBC | 4. | Thrombocytes | 
Which of the following ions is vital for coagulation of blood?
| 1. | Na+ | 2. | Ca++ | 
| 3. | K+ | 4. | H+ |