title: Repolarisation and frequency in cardiac cells.
mesh_terms: D000200:Action Potentials; D000818:Animals; D002118:Calcium / Q000502:physiology; D002395:Catecholamines / Q000502:physiology; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D008564:Membrane Potentials; D009200:Myocardial Contraction; D010210:Papillary Muscles / Q000502:physiology; D011188:Potassium / Q000502:physiology; D011690:Purkinje Fibers / Q000502:physiology; D012964:Sodium / Q000502:physiology; D013997:Time Factors
chemical_list: D002395:Catecholamines; D012964:Sodium; D011188:Potassium; D002118:Calcium