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Medical Definition of Atrioventricular groove
1. A groove on the outer surface of the heart marking the division between the atria and the ventricles. Synonym: sulcus coronarius, atrioventricular groove, atrioventricular sulcus, auriculoventricular groove, coronary sulcus. (05 Mar 2000)
Lexicographical Neighbors of Atrioventricular Groove
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