PirenzepineMuscarinic AntagonistsReceptors, MuscarinicReceptor, Muscarinic M1Muscarinic AgonistsReceptor, Muscarinic M3ParasympatholyticsDiaminesReceptor, Muscarinic M4OxotremorineCarbacholMuscarineN-MethylscopolamineAtropineParasympathomimeticsScopolamine DerivativesGlycopyrrolateScopolamine HydrobromideQuinuclidinyl BenzilateGallamine TriethiodideAcetylcholineReceptor, Muscarinic M2Cholinergic AgonistsDicyclominePropylbenzilylcholine MustardCholinergic AgentsPiperidinesTropanesArecolineBenzilatesCholinergic AntagonistsBenzodiazepinonesQuinuclidinesGuinea PigsPilocarpineNicotinic AntagonistsAtropine DerivativesDose-Response Relationship, DrugReceptors, CholinergicTupaiidaeSomanMuscle, SmoothRats, Sprague-DawleyParasympathetic Nervous SystemRadioligand AssayIleumMuscle ContractionMecamylamineBinding, CompetitivePhenylpropanolamineSarinElectric StimulationCholinesterase InhibitorsBronchodilator AgentsAdrenergic beta-2 Receptor AgonistsPhysostigmineCholinergic FibersHexamethonium CompoundsBethanecholRats, WistarHexamethoniumTracheaCalciumPhosphatidylinositolsMyopia