Cholinergic AgonistsCholinergic AntagonistsScopolamine HydrobromideParasympathomimeticsMuscarinic AntagonistsCarbacholAtropineParasympatholyticsMecamylamineQuinuclidinyl BenzilateReceptors, CholinergicReceptors, MuscarinicAcetylcholineMuscarinic AgonistsCholinergic AgentsDose-Response Relationship, DrugBethanecholOxotremorineAction PotentialsBethanechol CompoundsArecolineMuscarineBenzylidene CompoundsNicotinic AgonistsReceptors, NicotinicRats, Sprague-DawleyNicotinePhysostigmineReceptor, Muscarinic M1Lacrimal ApparatusAdrenergic AgonistsDecamethonium CompoundsDopamine AgonistsDimethylphenylpiperazinium IodideReticular FormationNicotinic Antagonistsalpha7 Nicotinic Acetylcholine ReceptorReceptor, Muscarinic M3Methacholine CompoundsCalciumParasympathetic Nervous SystemRats, WistarElectric StimulationChediak-Higashi SyndromePonsHormone AntagonistsAutonomic AgentsDopamine AntagonistsCholinergic FibersLevamisoleCells, CulturedNarcotic AntagonistsCholinesterase InhibitorsExcitatory Amino Acid AntagonistsIsoproterenolNeurokinin-1 Receptor AntagonistsPilocarpineMembrane PotentialsCyclic AMPGABA AgonistsNeuronsPiperidinesTubocurarinePyridinesHistamine H2 AntagonistsPurinergic P1 Receptor AgonistsGuinea PigsBungarotoxinsGoblet CellsPropranololSynaptic TransmissionTime FactorsSleep, REMMicroinjectionsGABA AntagonistsPurinergic P1 Receptor AntagonistsPatch-Clamp TechniquesInterleukin 1 Receptor Antagonist ProteinKineticsSalivationSweat GlandsSignal TransductionElectrophysiologyAmylasesHippocampusReceptor, Muscarinic M2Methacholine ChlorideHistamine AntagonistsHistamine H1 AntagonistsIontophoresisVasoactive Intestinal PeptideHistamine AgonistsRadioligand AssayMuscle, SmoothAdenosine A2 Receptor AntagonistsPurinergic P2 Receptor AntagonistsParotid GlandElectric OrganAdrenergic alpha-2 Receptor AgonistsNeural Inhibition