Biology, asked by kujursharon060, 6 months ago

explain crdiac cycle​

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Answered by madhu0905195
1

Answer:

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Answered by liyaqatrashid121
1

Answer:

hope it will help

Explanation:

he 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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