The tricuspid valve is closed ________
A) while the atrium is contracting
B) while the ventricle is in diastole
C) when the ventricle is in systole
D) by the movement of blood from the atrium to the ventricle
C
Explanation:
A) The tricuspid valve opens while the atrium is contracting.
B) The tricuspid valve is not closed while the ventricle is in diastole.
D) The movement of blood from the atrium to the ventricle opens the tricuspid valve.
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