Question

explain cardiac cycle

Answer 1

Answer:

The cardiac cycle is the performance of the human heart from the ending of one heartbeat to the beginning of the next. It consists of two periods: one during which the heart muscle relaxes and refills with blood, called diastole, followed by a period of robust contraction and pumping of blood, dubbed systole.

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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