Q. No.G-6-P dehydrogenase deficiency is associated with haemolysis of:
1. Leucocytes
2. Lymphocytes
3. Platelets
4. RBCs
Which of the following substances, if introduced into the bloodstream, would cause coagulation of blood at the site of its introduction?
| 1. | Thromboplastin | 2. | Fibrinogen |
| 3. | Heparin | 4. | Prothrombin |
Arterial blood pressure in human beings is:
| 1. | 120 and 80 mm Hg |
| 2. | 150 and 100 mm Hg |
| 3. | 50 and 100 mm Hg |
| 4. | None of the above |
The correct statement in respect of protein haemoglobin is that it:
| 1. | Maintains blood sugar level |
| 2. | Acts as an oxygen carrier in the blood |
| 3. | Forms antibodies and offers resistance to diseases |
| 4. | Functions as a catalyst for biological reactions |
The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be grafted into him. It is likely that it will be grafted at the site of:
1. Purkinje system
2. Sinoatrial node
3. Atrioventricular node
4. Atrioventricular bundle
Lead concentration in blood is considered alarming if it is:
1. 30 µg/100 ml
2. 4-6 µg/100 ml
3. 10 µg/100 ml
4. 20 µg/100 ml
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In the ABO system of blood groups, if both antigens are present but no antibody, the blood group of the individual would be:
| 1. | O | 2. | AB |
| 3. | A | 4. | B |
Ventricular contraction is in command of :
1. S.A. Node
2. A.V. Node
3. Purkinje fibers
4. Papillary muscles
Which of following occurs in maximum concentration in blood plasma (ECF):
| 1. | \(K^+\) | 2. | \(Mg^{+2}\) |
| 3. | \(Ca^{+2}\) | 4. | \(Na^+\) |
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