Which of the following statement is true?

1.  Cardiac output of an athlete is much lower than that of an ordinary man.

2.  In each minute a single cardiac cycle is performed.

3.  ECG are of no clinical diagnostic significance.

4.  Cardiac cycle includes Auricular systole, ventricular systole, and joint diastole/complete diastole.

Consider the following events during a cardiac cycle:
I. Closure of the AV valves
II. Opening of the semilunar valves

These events occur during:

1. Atrial diastole

2. Atrial systole

3. Ventricular diastole

4. Ventricular systole

When the heart suddenly stops beating, the condition is called as:

1. CAD

2. Heart failure

3. Cardiac arrest

4. Heart attack

When the plasma of a person has both anti A and anti B antibodies the blood group of this person would be:

1.  A

2.  B

3.  AB

4.  O

In ECG the ventricular contraction occurs

1.  Just after P wave and before Q wave.

2.  Just after Q wave but before T wave.

3.  In between S-T segment.

4.  After the end of T wave.

'Erythroblastosis Foetails' occurs when:

I.   Mother is Rh⁺ and foetus is Rh^-.

II.  Mother is Rh^- and foetus is Rh⁺.

III. Mother and foetus both are Rh⁺.

IV.  Mother and foetus both are Rh^-.

1.  I & II

2.  Only I

3.  Only II

4.  II, III & IV

Match the items given in Column I with those in Column II and select the correct option given below: 

Match the items given in Column-I with those in Column-II and select the correct option given below: