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ATRIOVENTRICULAR VALVE
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Either of two heart valves through which blood flows from the atria to the ventricles; prevents return of blood to the atrium
Classified under:
Hypernyms ("atrioventricular valve" is a kind of...):
cardiac valve; heart valve (a valve to control one-way flow of blood)
Meronyms (parts of "atrioventricular valve"):
papillary muscle (any of several muscles associated with the atrioventricular valves)
Hyponyms (each of the following is a kind of "atrioventricular valve"):
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)
