English, asked by dibanath2462, 10 months ago

Contracting phase of Heart

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Answered by priyanshikasana
1

Answer:

contraction is the answer of your question

Answered by Anonymous
2

Answer:

The period of contraction that the heart undergoes while it pumps blood into circulation is called systole. The period of relaxation that occurs as the chambers fill with blood is called diastole.

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