[Sodium ion concentration of the external medium and critical level of frog striated muscle fiber].
D000818:Animals; D001001:Anura; D008564:Membrane Potentials; D009132:Muscles / Q000502:physiology*; D012964:Sodium / Q000494:pharmacology*
D012964:Sodium
Concentration en ion sodium du milieu extérieur et niveau critique de la fibre musculaire striée de grenouille.