Question

what is hearts beat??​

Answer 1

Answer:

Heart beat means pumping of heart. It increases when a person falls in love. Like my heart beat is increasing by seeing this pic XD.

Answer 2

Answer:

Question-

what is heart beat?

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Answer-

A heartbeat is a two-part pumping action that takes about a second. As blood collects in the upper chambers (the right and left atria), the heart's natural pacemaker (the SA node) sends out an electrical signal that causes the atria to contract

Step-by-step explanation:

More to know-

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• the heartbeat is caused by alternating contractions and relaxations of the myocardium