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a'trioventric'ular node'



Anat.
a small mass of muscular fibers at the base of the wall between the atria, conducting impulses received from the sinoatrial node by way of the atrioventricular bundles and, under certain conditions, functioning for the sinoatrial node as pacemaker of the heart. Abbr.: A-V node.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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See also:
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/atrioventricular-node.html on line 105 atrioventricular node (Thesaurus)

 

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