what is hearts beat??
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Answered by
5
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.
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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
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