Which among the followings is correct during each cardiac cycle?
 

1. The volume of blood pumped out by the Right and Left ventricles is same
2. The volume of blood pumped out by the Rt and Lt ventricles is different
3. The volume of blood received by each atrium is different
4. The volume of blood received by the aorta and pulmonary artery is different

Subtopic:  Human Heart: Cardiac Cycle |
 68%
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The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

1. 

2. 

3.

4.

SA Node

SA Node

SA Node

SA Node

AV Node

Purkinje fiber

AV Node

Purkinje fiber

Purkinje fiber

AV Node

AV Bundle

AV Bundle

AV Bundle

AV Bundle

Purkinje fiber

AV Node

Subtopic:  Human Heart: Cardiac Cycle |
 81%
From NCERT
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The second heart sound (dubb) is associated with the closure of

1. tricuspid valve

2. semilunar valve

3. bicuspid valve

4. tricuspid and bicuspid valve

Subtopic:  Human Heart: Cardiac Cycle |
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What would be the cardiac output of a person having 72 heart beats per minute and a stroke volume of 50 mL ?

1. 360

2. 3600 

3. 7200 

4. 5000 

Subtopic:  Human Heart: Cardiac Cycle |
 80%
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Read the following statements and choose the correct option.

 

I: Atria receive blood from all parts of the body which subsequently flows to ventricles.
II:    Action potential generated at sino-atrial node passes from atria to ventricles.

1. Action mentioned is statement I is dependent on action mentioned in Statement II

2. Action mentioned in statement II is dependent on action mentioned in Statement I

3. Action mentioned in statement I and II are independent of each other.

4. Action mentioned in statement I and II are synchronous.

Subtopic:  Human Heart: Double Circulation | Human Heart: Cardiac Cycle |
From NCERT
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