Action potential generation in heart cells.
D000200:Action Potentials; D000818:Animals; D002118:Calcium / Q000502:physiology; D006321:Heart / Q000502:physiology*; D006329:Heart Conduction System / Q000502:physiology; D006801:Humans; D007473:Ion Channels / Q000502:physiology; D011188:Potassium / Q000502:physiology; D012964:Sodium / Q000502:physiology
D007473:Ion Channels; D012964:Sodium; D011188:Potassium; D002118:Calcium