Tidal VolumeAirway ResistanceRespiration, ArtificialRespiratory MechanicsRespirationAirway ObstructionAirway RemodelingPositive-Pressure RespirationPulmonary VentilationVentilators, MechanicalLung ComplianceLung Volume MeasurementsLungRespiratory Dead SpaceVentilator-Induced Lung InjuryAir PressureRespiratory Distress Syndrome, AdultCarbon DioxideBlood VolumePulmonary Gas ExchangeRespiratory Function TestsInhalationRespiratory SystemBronchiRespiratory RateHypercapniaIntubation, IntratrachealFunctional Residual CapacityWork of BreathingLung InjuryBarotraumaRespiratory Physiological PhenomenaBronchoconstrictionPlethysmography, Whole BodyRespiratory MucosaBronchoalveolar Lavage FluidBronchial HyperreactivityAsthmaPlethysmographyBlood Gas AnalysisOxygenRespiratory MusclesAirway ManagementPressureForced Expiratory VolumeLaryngeal MasksHyperventilationDiaphragmRespiratory InsufficiencyPartial PressureAcute Lung InjuryPulmonary AlveoliHigh-Frequency VentilationPulmonary Stretch ReceptorsCapnographySpirometryVentilator WeaningThoraxAerosolsBronchial Provocation TestsLung DiseasesContinuous Positive Airway PressureStroke VolumeLung Diseases, ObstructiveInspiratory CapacityVital CapacityApneaPlasma VolumeTime FactorsAdministration, InhalationEquipment DesignTotal Lung CapacityAnesthesia, GeneralAnesthesiaHeliumVagotomyManikinsPulmonary EdemaRespiratory HypersensitivityBronchodilator AgentsHemodynamicsTracheotomyChemoreceptor CellsPlethysmography, ImpedancePneumoniaForced Expiratory Flow RatesExpiratory Reserve VolumePulmonary SurfactantsExhalationDisease Models, AnimalDioctyl Sulfosuccinic AcidMucusModels, AnatomicAnoxiaOxygen ConsumptionThoracic WallVagus NervePhrenic NerveDogsCardiac Output