Question

what is systole and dia systole​

Answer 1

Answer:

Diastole and systole are two phases of the cardiac cycle. They occur as the heart beats, pumping blood through a system of blood vessels that carry blood to every part of the body. Systole occurs when the heart contracts to pump blood out, and diastole occurs when the heart relaxes after contraction.

Explanation:

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Answer 2

Answer:

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