title: Electrophysiology of the sinoatrial node.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001001:Anura; D001696:Biomechanical Phenomena; D004553:Electric Conductivity; D004594:Electrophysiology; D004837:Epinephrine / Q000494:pharmacology; D007365:Intercellular Junctions / Q000648:ultrastructure; D008322:Mammals; D008566:Membranes / Q000502:physiology; D011690:Purkinje Fibers / Q000502:physiology; D011817:Rabbits; D012849:Sinoatrial Node / Q000033:anatomy & histology / Q000166:cytology / Q000187:drug effects / Q000502:physiology*; D009626:Terminology as Topic; D013997:Time Factors
chemical_list: D000109:Acetylcholine; D004837:Epinephrine