title: Mechanisms for the passive regulation of extracellular K+ in the central nervous system: the implications of invertebrate studies.
mesh_terms: D000200:Action Potentials; D000663:Amphibians; D000818:Animals; D003400:Astacoidea; D001253:Astrocytes / Q000378:metabolism; D002462:Cell Membrane / Q000378:metabolism; D002490:Central Nervous System / Q000378:metabolism* / Q000502:physiology; D004558:Electric Stimulation; D005110:Extracellular Space / Q000378:metabolism*; D005724:Ganglia / Q000378:metabolism; D007865:Leeches; D009457:Neuroglia / Q000378:metabolism; D009900:Optic Nerve / Q000378:metabolism; D011188:Potassium / Q000378:metabolism*; D012964:Sodium / Q000378:metabolism
chemical_list: D012964:Sodium; D011188:Potassium