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atrioventricular nodal branch


Definition: artery supplying the atrioventricular node; it usually arises as the first septal branch of the right coronary artery as it turns to descend the posterior interventricular sulcus.

Synonym(s): ramus nodi atrioventricularisTA, artery to atrioventricular node, branch to atrioventricular node

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.