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si'no•a'tri•al node'



Pronunciation: (sī'nō-ā'trē-ul, sī"-), Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/sinoatrial-node.html on line 75 [key] Anat.
a small mass of tissue in the right atrium functioning as pacemaker of the heart by giving rise to the electric impulses that initiate heart contractions. Also called sinus node.

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

Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/sinoatrial-node.html on line 97 sino- Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/sinoatrial-node.html on line 105 Sino-Japanese War
See also:
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/sinoatrial-node.html on line 116 sinoatrial node (Thesaurus)

 

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