English, asked by dev842892, 11 months ago

What prevents black flow of blood inside the heart during contraction​

Answers

Answered by Anonymous
4

ANSWER:✔VALVES.

♀️EXPLANATION :-

✳Valves between the atria (auricles) and ventricles of the heart which preventthe backflow of blood into the atria, i.e. the bicuspid (mitral) and tricuspid valves. ...

✳Prevents blood flowing from the left ventricle to the left atrium when the ventricle contracts.

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