Biology, asked by surbhi222, 11 months ago

does S.A nodes are responsible for the sound of heartbeat​

Answers

Answered by Anonymous
1

yes ... absolutely S.A node is responsible for the sound of heart. because after the generating potential or electric impulse ... myocardium became contract and than after that relaxed to lub- dub sound generates..

surbhi222: thanks bro
Anonymous: my pleasure sista
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