Identify the incorrectly matched pair:
1. Average duration of a cardiac cycle: 0.8 sec
2. Stroke volume of each ventricle: 120 ml
3. Highest normal systolic blood pressure: 140 mm Hg
4. Highest normal diastolic blood pressure: 90 mm Hg
To begin the blood clot formation cascade, the enzyme complex required is:
1. | Thromboxane A2 | 2. | Thrombin |
3. | Thrombokinase | 4. | Heparin |
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 |
In the nodal tissue of the human heart, a conduction delay is seen in:
1. | SA node | 2. | AV node |
3. | AV bundle | 4. | Purkinje fibers |
All vertebrates posses a:
1. muscular chambered heart | 2. renal portal system |
3. nucleated RBC | 4. double circulation |
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 |
With the help of ECG tracings, the heart rate of the person can be calculated by:
1. measuring the size of the PR or PQ interval
2. counting the number of QRS complexes in a given period of time
3. counting the number of T waves between two successive QRS complexes
4. measuring the size of the QRS complexes
Another name for lymph would be:
1. | Extra-cellular fluid | 2. | Tissue fluid |
3. | Plasma ultrafiltrate | 4. | Serous fluid |
During ventricular contraction in a cardiac cycle:
1. | the AV valves close earlier than the opening of semi lunar vales |
2. | the AV valves close earlier than the closure of semi lunar vales |
3. | the AV valves close later than the opening of semi lunar vales |
4. | the closure of AV valves and opening of semi lunar valves occur simultaneously |
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 |