[Automatic activity of myocardial fibers caused by changes in membrane ionic conductivity].
D000200:Action Potentials; D000818:Animals; D001001:Anura; D002118:Calcium / Q000378:metabolism; D002463:Cell Membrane Permeability; D004492:Edetic Acid / Q000494:pharmacology; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D011188:Potassium / Q000378:metabolism; D013757:Tetraethylammonium Compounds / Q000494:pharmacology
D013757:Tetraethylammonium Compounds; D004492:Edetic Acid; D011188:Potassium; D002118:Calcium
Avtomaticheskaia aktivnost' miokardial'nykh volokon, vyzvannaia izmeneniiami ionnoĭ provodimosti membrany.