Presynaptic TerminalsAdrenergic AgonistsReceptors, PresynapticNeural InhibitionAdrenergic alpha-AgonistsH-ReflexClonidineSynaptic TransmissionAdrenergic alpha-2 Receptor AgonistsMedetomidineSynapsesAdrenergic beta-AgonistsBaclofenAdrenergic alpha-1 Receptor AgonistsReceptors, GABA-BNeurons, AfferentReflex, MonosynapticElectric StimulationExcitatory Postsynaptic PotentialsRadial NervePhenylephrineClenbuterolReceptors, Adrenergic, alpha-2GABA-B Receptor AgonistsGABA AgonistsTerbutalineMotor NeuronsNorepinephrineGABA AntagonistsRats, Sprague-DawleyReceptors, Adrenergic, alphagamma-Aminobutyric AcidSpinal CordNeurotransmitter AgentsAdrenergic alpha-AntagonistsIsoproterenolAfferent PathwaysNeuronsReceptors, AdrenergicQuinoxalinesMethoxamineMetaproterenolPhosphinic AcidsPatch-Clamp TechniquesAction PotentialsYohimbineDose-Response Relationship, DrugGABA-B Receptor AntagonistsFenoterolFemoral NerveDioxolesWristEpinephrineInterneuronsCalciumRats, WistarExcitatory Amino Acid AgonistsPicrotoxinGlutamic AcidElectrophysiologyHippocampusReceptors, Adrenergic, betaEvoked PotentialsPurinergic P1 Receptor AgonistsAdrenergic beta-2 Receptor AgonistsDexmedetomidineAstacoideaProcaterolMembrane PotentialsNeuromuscular JunctionNordefrinBrachyuraPertussis ToxinPrazosinDopamine AgonistsPropanolaminesPeroneal NerveFMRFamideReceptors, Purinergic P1Receptors, Adrenergic, alpha-1Decerebrate StateExcitatory Amino Acid AntagonistsReceptors, Adrenergic, beta-3Cells, Cultured2-ChloroadenosineInhibitory Postsynaptic PotentialsSpinal Nerve RootsAdrenergic beta-3 Receptor AgonistsCatsAminobutyratesPropranololNerve EndingsAcetylcholineReceptors, GABA-AReceptors, Metabotropic GlutamateAnimals, NewbornAdenosineCalcium Channels, N-TypeCyclopropanesDrug Interactions