Parasympathetic Fibers, PostganglionicAutonomic Fibers, PostganglionicAutonomic Fibers, PreganglionicAdrenergic FibersGanglia, ParasympatheticSympathetic Fibers, PostganglionicParasympathetic Nervous SystemSympathetic Nervous SystemNerve FibersHorner SyndromeNerve TissueCatsTyrosine 3-MonooxygenaseElectric StimulationDietary FiberMuscle Fibers, SkeletalGanglia, AutonomicGanglia, SympatheticMineral FibersMuscle Fibers, Fast-TwitchMuscle Fibers, Slow-TwitchNorepinephrineCotton FiberVagus NerveStress FibersPurkinje FibersNerve Fibers, MyelinatedAxonsHexamethonium CompoundsMusclesMossy Fibers, HippocampalAction PotentialsDenervationHypogastric PlexusNeuronsSpinal CordSynapsesMuscle ContractionNeural ConductionNictitating Membrane