title: [Membrane excitation and contraction of myocardial cells].
mesh_terms: D000200:Action Potentials; D000818:Animals; D001692:Biological Transport; D002118:Calcium / Q000378:metabolism; D002462:Cell Membrane / Q000502:physiology; D002463:Cell Membrane Permeability; D004594:Electrophysiology; D006321:Heart / Q000502:physiology*; D008564:Membrane Potentials; D009206:Myocardium / Q000166:cytology / Q000378:metabolism; D012964:Sodium / Q000378:metabolism
chemical_list: D012964:Sodium; D002118:Calcium