title: [The mode of action of sodium, potassium and calcium on the myocardium].
mesh_terms: D000200:Action Potentials; D000818:Animals; D001001:Anura; D002118:Calcium / Q000494:pharmacology / Q000502:physiology*; D004285:Dogs; D004347:Drug Interactions; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006329:Heart Conduction System / Q000187:drug effects / Q000502:physiology; D008564:Membrane Potentials; D010210:Papillary Muscles / Q000502:physiology; D011188:Potassium / Q000494:pharmacology / Q000502:physiology*; D012756:Sheep; D012964:Sodium / Q000494:pharmacology / Q000502:physiology*
chemical_list: D012964:Sodium; D011188:Potassium; D002118:Calcium
vernacular_title: Die Wirkungsweise von Natrium, Kalium und Calcium am Herzen.