Biology, asked by SuYaSh195, 10 months ago

Think and answer
Why do you think veins have
valves?​

Answers

Answered by Anonymous
4

Explanation:

The main function of the valves in veins is to prevent back flow of blood. Blood in the arteries, after being pumped by the heart, are under much higher pressure than blood in veins so there is no need for valves in arteries to prevent back flow.

Answered by harsh05572
2

function of the valves in veins is to prevent back flow of blood. Blood in the arteries, after being pumped by the heart, are under much higher pressure than blood in veins so there is no need for valves in arteries to prevent back flow. after the blood flows from capalaries...

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