Airway ObstructionHypercapniaLungSendai virusRespirovirus InfectionsAntigens, CD11aIntestinal ObstructionAirway ResistanceRespiratory MucosaCarbon DioxideLung Diseases, ObstructiveUreteral ObstructionImmunologic MemoryRespiratory Function TestsBronchoalveolar Lavage FluidForced Expiratory VolumePulmonary VentilationSpirometryAsthmaVital CapacityAirway RemodelingRespirationLaryngeal DiseasesLung DiseasesRespiratory MechanicsTracheal StenosisBronchiMice, Inbred C57BLPlethysmography, Whole BodyCD8-Positive T-LymphocytesEpithelial CellsNasal ObstructionRespiratory SystemBronchial DiseasesLung Volume MeasurementsAnoxiaBronchitisLung NeoplasmsBronchial HyperreactivityPierre Robin SyndromeBronchoscopyTotal Lung CapacityDuodenal ObstructionOxygenPulmonary Disease, Chronic ObstructiveMaximal Expiratory Flow-Volume CurvesChemoreceptor CellsBronchoconstrictionTidal VolumePartial PressureTracheal DiseasesBronchodilator AgentsBronchial Provocation TestsUrinary Bladder Neck ObstructionAcidosis, RespiratoryUrethral ObstructionGastric Outlet ObstructionLung InjuryInhalationApneaResidual VolumeHypocapniaAdministration, InhalationBlood Gas AnalysisTracheotomyVentricular Outflow ObstructionHeliumLaryngostenosisIntubation, IntratrachealFunctional Residual CapacityDyspneaPulmonary EmphysemaHyperventilationRespiratory MusclesForced Expiratory Flow RatesSleep Apnea SyndromesLarynxRespiratory HypersensitivityMaximal Expiratory Flow RateAerosolsAlbuterolRespiratory Physiological PhenomenaPeak Expiratory Flow RateLung TransplantationSleep Apnea, ObstructiveLaryngeal EdemaRespiration, ArtificialAir PressureCerebrovascular CirculationCarcinoma, Non-Small-Cell LungPlethysmographyMucusTracheostomyTracheal NeoplasmsEpiglottisLacrimal Duct ObstructionHorse DiseasesLaryngeal MasksSmokingHypoventilation