Question

short note of cardiac cycle

Answer 1

Explanation:

The cardiac cycle describes all the activities of the heart through one complete heartbeat—that is, through one contraction and relaxation of both the atria and ventricles. ... Rapid ventricular filling occurs as blood flows into the empty and relaxed ventricles. Volume of the ventricles increases rapidly.

Answer 2

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$\small\underline\mathbb\pink{{Cardiac\:Cycle}}$ Cardiac events that occur from the beginning of one heartbeat to the befinning of the next is called cardiac cycle. Its duration is about 0.8 sec.

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