Afferent PathwaysElectric StimulationElectric Stimulation TherapyVagus NerveReflexVagotomyVisceral AfferentsNeurons, AfferentUrinationCatsPhysical StimulationNeurons, EfferentMuscle ContractionRats, Sprague-DawleyCapsaicinDecerebrate StateUrinary BladderAction PotentialsSolitary NucleusEvoked PotentialsThermoreceptorsSensationSpinal CordAutonomic PathwaysEfferent PathwaysUrinary Bladder, OveractiveNeuronsMechanoreceptorsMeprobamateNeural PathwaysElectromyographyNeural InhibitionNociceptorsMedulla OblongataStomachSynaptic TransmissionTranscutaneous Electric Nerve StimulationElectrodes, ImplantedMotor NeuronsAtropineDenervationStimulation, ChemicalElectrophysiologyTime FactorsDeep Brain StimulationGastrointestinal MotilityExcitatory Postsynaptic PotentialsSympathetic Nervous SystemSensory Receptor CellsReaction TimeNerve Fibers, UnmyelinatedNerve FibersSynapsesPressoreceptorsSensory ThresholdsMuscle, SkeletalElectrodesPressureTranscranial Magnetic StimulationMicroelectrodesEvoked Potentials, SomatosensoryNorepinephrineMusclesBrainGuanethidineCells, CulturedRats, WistarGuinea PigsSpinal Cord InjuriesNeural ConductionGanglia, SpinalCalciumEvoked Potentials, MotorHindlimbMotor CortexDogsIsometric ContractionParasympathetic Nervous SystemMuscle FatigueSplanchnic NervesRats, Inbred StrainsSelf StimulationTibial NervePeroneal NerveHexamethonium CompoundsPhentolamineRabbitsDose-Response Relationship, DrugAcoustic StimulationMovementPeripheral NervesMuscle, SmoothPhotic StimulationSpinal Nerve RootsReticular FormationTetrodotoxinCerebral CortexAcetylcholineParaplegiaFunctional Laterality