Contraction of human heart is called -
Heart rate
Heart beat
Diastole
Systole
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0
Answer:
Contraction of human heart is called Systole. And the relaxation of a human heart is called a diastole.
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Answer:
Systole
Explanation:
In heart. This process is called the cardiac cycle. The period of relaxation is called diastole. The period of contraction is called systole.
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