Cholinergic FibersCholine O-AcetyltransferaseParasympathetic Nervous SystemAtropineAcetylcholineHippocampusNerve FibersDietary FiberMuscle Fibers, SkeletalPeripheral NervesMineral FibersMuscle Fibers, Fast-TwitchMuscle Fibers, Slow-TwitchPeripheral Nervous SystemPeripheral Nervous System DiseasesCotton Fiber