valve

(redirected from atrioventricular v's)
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Related to atrioventricular v's: atrioventricular valve, atrioventricular block, mitral valve, AV node, complete AV block, AV dissociation
  • noun

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a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it

device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone

the entire one-piece shell of a snail and certain other molluscs

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one of the paired hinged shells of certain molluscs and of brachiopods

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