1.

3) During contraction, which valve prevents the backward flow of blood from the ventricles?(a) Sinoatrial valve(b) Semilunar valve(c) Atrioventricular valve(d) Ventricular valve​

Answer»

ANSWER:

B) ATRIOVENTRICULAR Valve

Explanation:

Atrioventricular valve ( tricuspid valve) - situated between the right atrium and right ventricular. Its MAIN function is to maintain the flow of blood in FORWARD direction.



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