HexamethoniumHexamethonium CompoundsGanglionic BlockersAtropinePempidineDimethylphenylpiperazinium IodideAutonomic AgentsTubocurarineNicotinic AntagonistsParasympathomimeticsMecamylamineNicotineAcetylcholineGuanethidineGallamine TriethiodideParasympatholyticsGanglia, AutonomicPhysostigmineBretylium CompoundsVagus NerveGanglionic StimulantsElectric StimulationPentolinium TartrateIleumGuinea PigsParasympathetic Nervous SystemGastrointestinal MotilityDecamethonium CompoundsPhentolamineTetrodotoxinChlorisondamineAutonomic Fibers, PostganglionicScopolamine HydrobromideMyenteric PlexusMuscle, SmoothReticulumMuscle ContractionBis-Trimethylammonium CompoundsReceptors, NicotinicStomach, RuminantNictitating MembraneVagotomySympatholyticsMuscarinic AntagonistsNeostigmineSplanchnic NervesPharmacologyReceptors, CholinergicCurareCarbacholTrimethaphanGangliaCholinergic FibersAutonomic PathwaysAutonomic Fibers, PreganglionicParasympathetic Fibers, PostganglionicSympathetic Nervous SystemReceptors, MuscarinicTachyphylaxisGanglia, ParasympatheticCatecholaminesPropranololDiaminesAzocinesHypogastric PlexusNicotinic AgonistsStomachDogsAutonomic Nervous SystemBlood PressureAutonomic Nerve BlockNorepinephrineCholinergic AntagonistsCatsMethacholine CompoundsPhenoxybenzamineProcaineReserpinePirenzepineReflexHeart RateMethysergideMyoelectric Complex, MigratingAlcuroniumSerotoninSubmucous PlexusQuinolizinesPancuroniumCapsaicinMotor EndplateSerotonin AntagonistsGanglia, SympatheticVasoactive Intestinal PeptideBungarotoxinsStellate GanglionDose-Response Relationship, DrugBethanecholSynaptic TransmissionTyramineColon