Valves are present to prevent backflow of blood in the heart.

True

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False

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Solution

The correct option is A
True

Valves prevent backflow of blood from ventricles to atria when ventricles contract and from the blood vessels to the ventricles when the ventricles relax. These are the structures like doors which can open only in one direction.

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Similar questions

Valves prevent backflow of blood inside the heart during contraction.

________ are present to prevent backflow of blood in the heart.

___ are present to prevent backflow of blood in the heart.

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