Some problems involved in electric measurements of biological systems.
D000200:Action Potentials; D000656:Amoeba / Q000502:physiology; D000818:Animals; D001369:Axons / Q000502:physiology; D001692:Biological Transport; D001693:Biological Transport, Active; D004553:Electric Conductivity; D004594:Electrophysiology; D008564:Membrane Potentials; D008670:Metals; D008974:Mollusca; D011188:Potassium / Q000494:pharmacology; D012964:Sodium / Q000494:pharmacology
D008670:Metals; D012964:Sodium; D011188:Potassium