coronary sulcus

Medical Dictionary

coronary sulcus n.
A groove on the outer surface of the heart marking the division between the atria and the ventricles. Also called atrioventricular groove.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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