Question

Why the opening of auricles and ventricles are guarded by walves

Answer 1

The auricles and ventricles are guarded by valves because these valves control the flow of blood and also see that the blood does not flow back. They control the flow of blood in one direction.

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Answer 2

Answer:

The auricles and ventricles are guarded by valves because these valves control the flow of blood and also see that the blood does not flow back. They control the flow of blood in one direction

Explanation:

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