Parasympathetic Fibers, PostganglionicGanglia, ParasympatheticAutonomic Fibers, PreganglionicParasympathetic Nervous SystemNerve FibersPeripheral NervesGanglia, AutonomicGanglia, SympatheticSciatic NerveOptic NerveSympathetic Nervous SystemVagus NerveDenervationNerve RegenerationAutonomic Fibers, PostganglionicAxonsAutonomic PathwaysElectric StimulationMedian NerveAdrenergic FibersPeripheral Nerve InjuriesCatsNeural ConductionTrigeminal NerveNerve EndingsGlossopharyngeal NerveMusculocutaneous NerveNerve Fibers, MyelinatedNeurons, AfferentDietary FiberNeuronsMuscle Fibers, SkeletalHexamethonium CompoundsHypogastric PlexusMotor NeuronsSpinal CordPhrenic NerveSpinal Nerve RootsAfferent PathwaysRats, Sprague-DawleyAction PotentialsSplanchnic NervesStellate GanglionNerve BlockSynapses