EtomidateIntubation, IntratrachealThiopentalMethohexitalPropofolAnesthetics, IntravenousIntubationKetamineAnestheticsMidazolamHypnotics and SedativesLaryngoscopyLaryngoscopesIntubation, GastrointestinalEnzyme InductionAnesthesia, GeneralLaryngeal MasksSuccinylcholineDisposable EquipmentAndrostanolsManikinsAnesthesiologyCricoid CartilageNeuromuscular Nondepolarizing AgentsAirway ObstructionAnesthesia, IntratrachealAnesthesia, InhalationLaryngeal EdemaLarynxEquipment DesignRespiration, ArtificialPreanesthetic MedicationTracheostomyRespiratory InsufficiencyNeuromuscular Depolarizing AgentsMethyl EthersTime FactorsAnesthetics, CombinedNasolacrimal DuctTracheal StenosisAnesthesiaVideo RecordingFentanylLacrimal Duct ObstructionGlottisColonoscopesNeuromuscular BlockadeAlfentanilAnesthesia, IntravenousDelivery RoomsEmergency Medical ServicesProspective StudiesImmobilizationBronchoscopesRNA, MessengerEpiglottisTracheal DiseasesAnesthetics, InhalationEmbryonic InductionCells, CulturedVideo-Assisted SurgeryHoarsenessBronchoscopyPremedicationMonitoring, IntraoperativeEpistaxisEmergency MedicineTracheaNeuromuscular Blocking AgentsAdjuvants, AnesthesiaPneumonia, AspirationGene Expression RegulationApoptosisPiperidinesSignal TransductionLidocaineClinical CompetenceArytenoid CartilageCell LineDose-Response Relationship, DrugConscious SedationHeart RateTracheotomyCapnographyBronchial SpasmChinEmergency Medical TechniciansIntraoperative ComplicationsManubriumAnesthesia, ObstetricalPositive-Pressure RespirationMasksNasal CavityMolecular Sequence DataTranscription, GeneticTreatment OutcomeMice, Inbred C57BLPromoter Regions, GeneticTranscription FactorsNitrous Oxide