title: Chromaffin cell participation in the intrinsic neural regulation of the heart.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002838:Chromaffin System / Q000166:cytology* / Q000187:drug effects / Q000502:physiology; D004285:Dogs; D006321:Heart / Q000294:innervation*; D006339:Heart Rate / Q000187:drug effects; D006892:Hydroxydopamines / Q000494:pharmacology; D009200:Myocardial Contraction / Q000187:drug effects; D009538:Nicotine / Q000494:pharmacology; D010275:Parasympathetic Nervous System / Q000187:drug effects; D013564:Sympathetic Nervous System / Q000187:drug effects
chemical_list: D006892:Hydroxydopamines; D009538:Nicotine; D001285:Atropine; D000109:Acetylcholine