Selective perfusion of the AV node of the dog by cannulation of the posterior septal artery.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D003331:Coronary Vessels; D004285:Dogs; D004562:Electrocardiography; D006327:Heart Block / Q000209:etiology; D006329:Heart Conduction System / Q000098:blood supply / Q000187:drug effects*; D010477:Perfusion; D014630:Vagus Nerve / Q000502:physiology
D001285:Atropine; D000109:Acetylcholine