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Ananya Shree

Class 10th
Science
2 years ago

Why are valves present in heart and the veins? 

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Muskan Anand

2 years ago

Valves present in the heart does not allow the blood to flow backwards when the atria or ventricles contracts. Valves are present in the veins to prevent the back flow of blood in the veins as it travels at very slow rate in the veins.

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