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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
Examples: glitazone, GI cocktail, etc.
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