title: Effect of sodium pentobarbital on the SA nodal activity of the dog heart in vivo.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001919:Bradycardia / Q000139:chemically induced; D003864:Depression, Chemical; D004285:Dogs; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D007267:Injections; D008297:Male; D009638:Norepinephrine / Q000494:pharmacology; D010424:Pentobarbital / Q000008:administration & dosage / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D011433:Propranolol / Q000494:pharmacology; D012849:Sinoatrial Node / Q000187:drug effects*; D013268:Stimulation, Chemical
chemical_list: D001285:Atropine; D011433:Propranolol; D010424:Pentobarbital; D000109:Acetylcholine; D009638:Norepinephrine