title: Role of the atrium in determining the functional and effective refractory periods and the conductivity of the atrioventricular transmission system.
mesh_terms: D000818:Animals; D005117:Cardiac Complexes, Premature / Q000503:physiopathology; D004285:Dogs; D004558:Electric Stimulation; D004594:Electrophysiology; D004837:Epinephrine / Q000494:pharmacology; D005260:Female; D006321:Heart / Q000502:physiology*; D006325:Heart Atria; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate / Q000187:drug effects; D006346:Heart Septum / Q000502:physiology; D006352:Heart Ventricles; D008297:Male; D009431:Neural Conduction / Q000187:drug effects; D010477:Perfusion; D012032:Refractory Period, Electrophysiological / Q000187:drug effects; D013997:Time Factors; D014630:Vagus Nerve / Q000502:physiology
chemical_list: D004837:Epinephrine