Question

explain the cardiac cycle​

Answer 1

Explanation:

The cardiac cycle is defined as a sequence of alternating contraction and relaxation of the atria and ventricles in order to pump blood throughout the body. ... In other words, when the atria are in diastole, the ventricles are in systole and vice versa.

Answer 2

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The cardiac cycle is the performance of the human heart from the ending of one heart beat to the beginning of the next it consists of two periods the heart muscles relaxes and refills with blood calls Diya stall following of a period of robust construction and pumping of blood, dubbed systole.

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