title: Electrolyte shifts and cardiac function.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D002301:Cardiac Glycosides / Q000494:pharmacology; D002395:Catecholamines / Q000494:pharmacology; D004573:Electrolytes / Q000378:metabolism*; D006321:Heart / Q000502:physiology*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D009206:Myocardium / Q000378:metabolism*
chemical_list: D002301:Cardiac Glycosides; D002395:Catecholamines; D004573:Electrolytes; D000109:Acetylcholine