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atrioventricular valve

DEFINITIONS OF: atrioventricular valve

1

n either of two heart valves through which blood flows from the atria to the ventricles; prevents return of blood to the atrium

Types:
bicuspid valve, left atrioventricular valve, mitral valve
valve with two cusps; situated between the left atrium and the left ventricle
right atrioventricular valve, tricuspid valve
valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts
Type of:
cardiac valve, heart valve
a valve to control one-way flow of blood
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