The period of systole is represented on surface ECG as between:
1. Beginning of P wave and beginning of Q wave
2. End of S wave and beginning of T wave
3. Shortly after Q wave and end of the T wave
4. Two successive R waves
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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
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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 |
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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 |
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Another name for lymph would be:
1. | Extra-cellular fluid | 2. | Tissue fluid |
3. | Plasma ultrafiltrate | 4. | Serous fluid |
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The first heart sound is heard during:
1. | beginning of ventricular systole |
2. | end of ventricular systole |
3. | atrial systole |
4. | ventricular ejection |
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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 |
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Match each item in Column I with one in Column II and select the correct answer from the codes given:
Column I | Column II | ||
A. | Mitral valve | a. | Allows blood flow from left atrium to left ventricle |
B. | Papillary muscles | b. | Does not allow back opening of AV valves during ventricular systole |
C. | AV node | c. | Ensure all chambers do not contract simultaneously |
D. | Fibrous band between atrial and ventricular muscle mass | d. | Ensures atria contract before ventricles |
Codes
A | B | C | D | |
1. | a | b | c | d |
2. | b | a | c | d |
3. | b | a | d | c |
4. | a | b | d | c |
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The autonomic regulation of cardiac activity is carried out by a neural center located in:
1. | Medulla oblongata | 2. | Hypothalamus |
3. | Cerebrum | 4. | Thalamus |
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Formed elements and clotting factors are removed from the blood. The remaining fluid will be called as:
1. | Plasma | 2. | Lymph |
3. | Serum | 4. | Antiserum |
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