Biology, asked by aryan41997532, 1 year ago

what is the function of valves in viens

Answers

Answered by Hasti152002
3
Valves help to move the blood in upward direction as blood moves from lower body parts to heart....... They prevent back flow of blood

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Answered by aryan4199
4
it's ensure that blood flow in one direction only that is the function of valve
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