Question

what is cardiac cycle​

Answer 1

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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, following a period of robust contraction and pumping of blood, dubbed systole.

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Answer 2

Answer:

cardiac cycle is the rhythmic process which involves the transfer of deoxygenated from the blood tissues first to heart and thento lungs and then oxygenated blood from lungs to heart and then body tissue.