title: Ionic permeability changes in active axon membranes.
mesh_terms: D000200:Action Potentials; D000777:Anesthetics / Q000494:pharmacology; D000818:Animals; D001001:Anura; D001369:Axons / Q000378:metabolism*; D002118:Calcium / Q000502:physiology; D002463:Cell Membrane Permeability; D004058:Diffusion; D004553:Electric Conductivity; D004594:Electrophysiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008564:Membrane Potentials; D008974:Mollusca; D009186:Myelin Sheath / Q000378:metabolism; D009417:Nerve Tissue / Q000166:cytology; D009431:Neural Conduction / Q000187:drug effects; D011188:Potassium / Q000378:metabolism*; D012964:Sodium / Q000378:metabolism*; D013779:Tetrodotoxin / Q000494:pharmacology; D013997:Time Factors
chemical_list: D000777:Anesthetics; D013779:Tetrodotoxin; D012964:Sodium; D011188:Potassium; D002118:Calcium