title: Differential sensitivity of the canine heart to acetylcholine and vagal stimulation.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001283:Atrioventricular Node / Q000502:physiology*; D003864:Depression, Chemical; D004285:Dogs; D004305:Dose-Response Relationship, Drug; D004558:Electric Stimulation; D006329:Heart Conduction System / Q000502:physiology*; D009200:Myocardial Contraction / Q000187:drug effects*; D009435:Synaptic Transmission; D014630:Vagus Nerve / Q000502:physiology*
chemical_list: D000109:Acetylcholine