Ion transport in excitable cells.
D000818:Animals; D001001:Anura; D001693:Biological Transport, Active / Q000502:physiology*; D008974:Mollusca; D009132:Muscles / Q000378:metabolism; D009474:Neurons / Q000378:metabolism; D011188:Potassium / Q000378:metabolism*; D012964:Sodium / Q000378:metabolism*
D012964:Sodium; D011188:Potassium