title: New conduction pathways from the left atrium to the right atrium and to the ventricle along the anterior and posterior portions of the left A-V ring.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000200:Action Potentials; D000818:Animals; D001283:Atrioventricular Node / Q000033:anatomy & histology / Q000502:physiology; D004562:Electrocardiography; D006321:Heart / Q000187:drug effects; D006325:Heart Atria / Q000033:anatomy & histology / Q000294:innervation; D006329:Heart Conduction System / Q000033:anatomy & histology* / Q000502:physiology; D006346:Heart Septum / Q000502:physiology; D006352:Heart Ventricles / Q000294:innervation; D011817:Rabbits
chemical_list: D000109:Acetylcholine