What is HeartBeat? What will happen if Heartbeat stop?
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Answer:
The contraction and relaxation of a heart is called a heart beat ....
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Answer:
a hart beat is the combination of one systole(contraction) and one diastole(relaxation of heart after contraction)
Explanation:
if the heart beat stops then the function of the heart which is to pump the blood across the entire body will stop thus leading to death of the organism
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