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Study the following statements with resp...

Study the following statements with respect to human cardiovascular system and choose the correct one.

A

All the openings that allow the flow of deoxygenated blood into right atrium are guarded by valves whereas the openings of pulmonary veins have no valves

B

'AVN' is seen in the lower right corner of the right atrium postero inferior region of the inter atrial septum

C

The semilunar valves of aortic arches are closed during ventricular filling.

D

Tricuspid and bicuspid valves are inter connected by chordae tendineae

Text Solution

Verified by Experts

The correct Answer is:
C
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