Nerve Fibers, UnmyelinatedNeuronsNeurons, AfferentAxonsNerve Fibers, MyelinatedNerve FibersMotor NeuronsNeural ConductionAction PotentialsMyelin SheathGanglia, SpinalNociceptorsSpinal Nerve RootsSchwann CellsSensory Receptor CellsAfferent PathwaysSural NerveSciatic NerveNeurons, EfferentPeripheral NervesElectric StimulationCapsaicinPhysical StimulationCatsMechanoreceptorsMicroscopy, ElectronElectrophysiologySpinal CordPatch-Clamp TechniquesWallerian DegenerationSynapsesDopaminergic NeuronsDendritesRats, Sprague-DawleySynaptic TransmissionNeurofilament ProteinsAnimals, NewbornNerve Tissue ProteinsHippocampusNerve DegenerationMice, Neurologic MutantsImmunohistochemistryContactin 1TetrodotoxinNeuronal Tract-TracersGABAergic NeuronsCells, CulturedMembrane PotentialsPeripheral Nervous SystemPeripheral Nervous System DiseasesAdrenergic FibersSkinModels, NeurologicalCantharidinRats, WistarSodium ChannelsNAV1.6 Voltage-Gated Sodium ChannelChronaxyMustard PlantCell CountPeroneal NervePainBrainCalcitonin Gene-Related PeptideOlfactory Receptor NeuronsTime FactorsEvoked PotentialsAxonal TransportAutonomic Fibers, PreganglionicNeurogliaTrochlear NerveSubstance PMicroscopy, Electron, TransmissionCholinergic NeuronsOptic NerveCerebral CortexTRPV Cation ChannelsTrigeminal NerveAxotomyOphthalmic NervePresynaptic Terminalsgamma-Aminobutyric AcidVagus NerveDiabetic NeuropathiesThermosensingSpinal NervesPosterior Horn CellsNeural InhibitionTrigeminal GanglionRanvier's NodesMotor Neuron DiseaseMononeuropathiesNerve RegenerationNerve Growth FactorsNerve EndingsCerebellumHot TemperatureMice, Inbred C57BLSensationReaction Time