[Acetylcholine system and conduction of impulses in nervous and muscular membranes].
D000109:Acetylcholine / Q000378:metabolism*; D006801:Humans; D008566:Membranes; D009132:Muscles / Q000502:physiology*; D009420:Nervous System; D009424:Nervous System Physiological Phenomena; D009435:Synaptic Transmission
D000109:Acetylcholine
ACETYLCHOLINE/metabolism; MUSCLES/physiology; NERVOUS SYSTEM/physiology