Biology, asked by jasikaraghav, 1 day ago

during contraction of heart , what prevents back flow of heart ?

Answers

Answered by meandnisha12345

Explanation:

When ventricular diastole occurs the ventricular pressure falls , closing the semilunar valves to prevent backward flow of blood to ventricles. Complete answer: A] valves in heart – these structures prevent backward flow of blood during contraction.

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