AtropineMuscarinic AntagonistsParasympatholyticsAtropine DerivativesReceptors, MuscarinicHexamethonium CompoundsAcetylcholinePhysostigminePralidoxime CompoundsParasympathomimeticsParasympathetic Nervous SystemVagus NerveCarbacholMydriaticsMuscle, SmoothElectric StimulationModels, ChemicalPirenzepineNeostigmineGuinea PigsOrganophosphate PoisoningAutonomic AgentsMethacholine CompoundsChemical PhenomenaMuscle ContractionPropranololChemical Warfare AgentsGuanethidineVagotomyGlycopyrrolateMultiple Chemical SensitivityCholinesterase InhibitorsMuscarinic AgonistsHeart RateDose-Response Relationship, DrugPhentolamineChemical IndustryCholinesterase ReactivatorsMagnetic Resonance SpectroscopyAntidotesChemical WarfareBethanecholTetrodotoxinIleumGastrointestinal MotilityOrganic ChemicalsCholinergic FibersHazardous SubstancesInorganic ChemicalsAutonomic Nervous SystemBurns, ChemicalDogsBethanechol CompoundsBradycardiaStimulation, ChemicalOxotremorineReceptors, CholinergicMolecular StructureDichlorvosSalivationCholinergic AgonistsCholinergic AgentsPreanesthetic MedicationSympathectomy, ChemicalQuinuclidinyl BenzilateCholinergic AntagonistsScopolamine HydrobromideTime FactorsHistamineWater Pollutants, ChemicalGanglionic BlockersTropanesMuscarineCatsStomachDepression, ChemicalSympatholyticsEnvironmental PollutantsSomanUrinary BladderMuscle RelaxationTracheaPentolinium TartrateBretylium CompoundsDatabases, ChemicalNorepinephrineVasoactive Intestinal PeptideMecamylamineReflexGastric JuiceReceptor, Muscarinic M3Substance PRabbitsMethysergideSecretory RateKineticsOphthalmic SolutionsCapsaicinBlood PressureMetiamide