Airway ResistanceLung Volume MeasurementsLungLung CompliancePlethysmography, Whole BodyRespiratory MechanicsAirway ObstructionFunctional Residual CapacityTotal Lung CapacityRespiratory Function TestsPulmonary EmphysemaBronchoconstrictionAirway RemodelingInhalationBronchoconstrictor AgentsResidual VolumeLung DiseasesMethacholine ChloridePulmonary VentilationTidal VolumeForced Expiratory VolumePlethysmographyBronchiAsthmaBronchial HyperreactivityVital CapacityRespiratory SystemRespirationSpirometryDrug ResistancePneumonectomyHeliumAir PressureBronchial Provocation TestsRespiratory MusclesRespiratory Physiological PhenomenaDrug Resistance, MicrobialDrug Resistance, BacterialPositive-Pressure RespirationForced Expiratory Flow RatesMaximal Expiratory Flow-Volume CurvesPulmonary Gas ExchangeLung NeoplasmsPressureLung Diseases, ObstructiveBronchoalveolar Lavage FluidBronchodilator AgentsLung InjuryDrug Resistance, NeoplasmRhinomanometryExhalationBlood VolumeNasal ObstructionAdministration, InhalationPulmonary AlveoliRespiration, ArtificialWork of BreathingHistamineAlbuterolAerosolsDiaphragmPharynxThoraxEmphysemaPulmonary Diffusing CapacityExpiratory Reserve VolumeRhinometry, AcousticDrug Resistance, MultipleOscillometryLung TransplantationIntubation, IntratrachealPulmonary Disease, Chronic ObstructiveNasal DecongestantsPulmonary AtelectasisDisease ResistanceHernia, DiaphragmaticVascular ResistanceNosePulmonary CirculationMaximal Expiratory Flow RateRespiratory HypersensitivityIpratropiumRespiratory MucosaInspiratory CapacityTime FactorsCarcinoma, Non-Small-Cell LungDrug Resistance, Multiple, BacterialDrug Resistance, ViralNasal CavityEpiglottisBronchial SpasmDogsNasal Provocation TestsDyspneaMuscle, SmoothAnti-Bacterial AgentsSleep Apnea, ObstructiveTomography, X-Ray ComputedModels, BiologicalBlood Gas Analysis