Airway ResistanceAirway ObstructionAirway RemodelingRespiratory MechanicsRespiratory SystemPharynxPlethysmography, Whole BodyLung ComplianceLungBronchoconstrictionBronchiInhalationAir PressurePulmonary VentilationBronchial HyperreactivityAsthmaLung Volume MeasurementsHypopharynxRespiratory Function TestsRespiratory Physiological PhenomenaLarynxEpiglottisSleep Apnea, ObstructiveTongueRespiratory MusclesPalate, SoftMethacholine ChlorideDrug ResistanceSleep Apnea SyndromesBronchoconstrictor AgentsNasal ObstructionBronchial Provocation TestsRespirationNoseDrug Resistance, MicrobialRespiratory MucosaDrug Resistance, BacterialPolysomnographyIntubation, IntratrachealSnoringRhinomanometryPlethysmographyTidal VolumeTracheotomyAirway ManagementBronchoalveolar Lavage FluidNasal CavityFunctional Residual CapacitySleepSpirometryPressureOropharynxPositive-Pressure RespirationRespiratory HypersensitivityHistamineThyroid CartilageBronchodilator AgentsAdministration, InhalationForced Expiratory VolumeDrug Resistance, NeoplasmWork of BreathingRhinometry, AcousticContinuous Positive Airway PressureTracheaNasal MucosaAerosolsOscillometryLaryngeal DiseasesMandibular AdvancementMaximal Expiratory Flow-Volume CurvesMouth BreathingWakefulnessMucusMuscle, SmoothExhalationElectromyographyUvulaAlbuterolGlottisHypoglossal NerveDrug Resistance, MultipleVentilators, Negative-PressureNasal DecongestantsSleep StagesLung Diseases, ObstructiveLaryngeal NervesTracheal StenosisDisease ResistanceForced Expiratory Flow RatesBronchial SpasmHeliumNasal Provocation TestsIpratropiumCoughVascular ResistanceLaryngeal MasksLaryngostenosisRespiration, ArtificialVital CapacityRespiratory Sounds