Nerve FibersNerve Fibers, MyelinatedSciatic NervePeripheral NervesOptic NerveRanvier's NodesMyelin SheathAxonsNeural ConductionSural NerveNerve RegenerationNerve Fibers, UnmyelinatedSpinal Nerve RootsNeurons, AfferentNerve EndingsTibial NerveOptic Nerve DiseasesSchwann CellsRetinal Ganglion CellsDietary FiberMuscle Fibers, SkeletalPeripheral Nerve InjuriesMedian NerveNerve CrushNerve BlockOptic DiskElectric StimulationCochlear NerveUlnar NerveFacial NerveTomography, Optical CoherencePeripheral Nervous System DiseasesAction PotentialsSpinal NervesCatsMicroscopy, ElectronMechanoreceptorsTrigeminal NerveSensory Receptor CellsUbiquitin ThiolesteraseOphthalmic NerveNerve TissueNerve Growth FactorsNerve DegenerationFemoral NerveNeurofilament ProteinsRadial NerveGanglia, SpinalMineral FibersMandibular NerveGlossopharyngeal NerveCalcitonin Gene-Related PeptideRana esculentaAdrenergic FibersGlaucomaNerve Growth FactorSpinal CordDemyelinating DiseasesAfferent PathwaysNerve Compression SyndromesWallerian DegenerationPhrenic NerveSkinMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchMotor NeuronsNociceptorsImmunohistochemistryVestibulocochlear NerveVagus NerveCotton FiberRats, Sprague-DawleyMusclesPeripheral Nervous SystemOlfactory NerveSubstance PDiagnostic Techniques, OphthalmologicalTime FactorsNeurons, EfferentDenervationCapsaicinSympathetic Nervous SystemRetinaSciatic NeuropathyPhysical StimulationCranial NervesNerve Tissue ProteinsLingual NerveBirefringenceMembrane PotentialsHistocytochemistryNeuronsRecurrent Laryngeal NerveReflexPainVisual Field TestsOphthalmoscopyMicroscopy, Electron, TransmissionCell CountDiabetic Neuropathies