Nerve Fibers, UnmyelinatedNerve FibersSchwann CellsMicroscopy, ElectronNerve Fibers, MyelinatedAxonsSciatic NervePeripheral NervesOptic NerveNeural ConductionSural NerveSpinal Nerve RootsNeurons, AfferentMyelin SheathNerve RegenerationNerve EndingsNociceptorsOphthalmic NerveElectric StimulationRetinal Ganglion CellsAfferent PathwaysPeripheral Nerve InjuriesAdrenergic FibersGanglia, SpinalOptic Nerve DiseasesNerve BlockDietary FiberMechanoreceptorsMuscle Fibers, SkeletalCatsAction PotentialsTrigeminal NerveCapsaicinSpinal NervesPeripheral Nervous System DiseasesOptic DiskUbiquitin ThiolesteraseSensory Receptor CellsCochlear NerveTomography, Optical CoherenceWallerian DegenerationCalcitonin Gene-Related PeptideRanvier's NodesTibial NervePhysical StimulationMedian NerveNerve CrushSkinNeurons, EfferentDiabetic NeuropathiesUlnar NerveFacial NerveSubstance PNerve DegenerationRats, Sprague-DawleyNerve Growth FactorsNeurofilament ProteinsMineral FibersGlaucomaSympathetic Nervous SystemImmunohistochemistryPeripheral Nervous SystemMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchFemoral NerveNerve Growth FactorPeroneal NerveSpinal CordDenervationRadial NerveNerve TissueCotton FiberMandibular NerveDiagnostic Techniques, OphthalmologicalNeuronal Tract-TracersReflexContactin 1SensationPainMotor NeuronsNeuronsMice, Neurologic MutantsHistocytochemistryNerve Compression SyndromesGlossopharyngeal NervePhrenic NerveCantharidinVagus NerveMicroscopy, Electron, TransmissionAutonomic Fibers, PreganglionicChronaxyRats, WistarCranial NervesMusclesVestibulocochlear NerveNerve Tissue ProteinsTetrodotoxinTrochlear NerveBirefringenceAxonal Transport