Autonomic Fibers, PreganglionicGanglia, AutonomicNerve FibersNerve Fibers, UnmyelinatedGanglia, SympatheticNerve EndingsHemicholinium 3Ganglia, ParasympatheticAxonsNerve Fibers, MyelinatedTubocurarineElectric StimulationPhysostigmineHexamethonium CompoundsGanglionic BlockersCatsSciatic NerveDenervationAction PotentialsSympathetic Nervous SystemNeural ConductionPeripheral NervesAcetylcholineAtropineOptic NerveRana catesbeianaSpinal Nerve RootsAdrenergic FibersSynapsesSynaptic TransmissionNeurons, AfferentSural NerveAutonomic Fibers, PostganglionicCholineGuinea PigsNeuronsNerve RegenerationVagus NerveMyelin SheathNeurons, EfferentElectrophysiologySpinal CordSchwann CellsMicroscopy, ElectronGanglia, SpinalAfferent PathwaysParasympathetic Nervous SystemNociceptorsOphthalmic NerveRats, Sprague-DawleyRetinal Ganglion CellsPeripheral Nerve InjuriesHypogastric PlexusOptic Nerve DiseasesNerve BlockSubstance PDietary FiberMechanoreceptorsMuscle Fibers, SkeletalTrigeminal NerveCalcitonin Gene-Related PeptideCapsaicinSpinal NervesPeripheral Nervous System DiseasesOptic DiskUbiquitin ThiolesteraseSensory Receptor CellsCochlear NervePhrenic NerveStellate GanglionTomography, Optical CoherenceReflexGangliaWallerian DegenerationMotor NeuronsRanvier's NodesSkinSplanchnic NervesTibial NervePhysical StimulationCholine O-AcetyltransferaseMedian NerveAxonal TransportHorseradish PeroxidaseNerve CrushAutonomic PathwaysDiabetic NeuropathiesUlnar NerveFacial NerveImmunohistochemistryNerve DegenerationNictitating MembraneEfferent PathwaysSympathetic Fibers, PostganglionicNerve Growth FactorsNeurofilament ProteinsMineral FibersNeural PathwaysOculomotor NerveMedulla Oblongata