Pulmonary Gas ExchangeVentilation-Perfusion RatioNoble GasesBlood Gas AnalysisCarbon DioxideOxygenArrhythmia, SinusPulmonary CirculationRespiratory MechanicsPulmonary VentilationPartial PressurePulmonary Diffusing CapacityRespiratory Dead SpaceRespirationRespiration, ArtificialOxygen ConsumptionTidal VolumeLungGasesRespiratory Function TestsPulmonary EdemaSmoke Inhalation InjuryPhysical ExertionHyperventilationRespiratory Distress Syndrome, AdultVentilationAnoxiaHepatopulmonary SyndromeCardiac OutputExercise TestHemodynamicsExtravascular Lung WaterExercisePositive-Pressure RespirationPulmonary AlveoliBicyclingLung DiseasesHigh-Frequency VentilationVital CapacitySpirometryHeart RateIntermittent Positive-Pressure VentilationDogsForced Expiratory VolumeRespiratory TransportLung Volume MeasurementsLactic AcidHigh-Frequency Jet VentilationVentilator WeaningInhalationTime FactorsVentilators, MechanicalNoninvasive VentilationNeonLung ComplianceWork of BreathingHypercapniaHeliumIntubation, IntratrachealWater Loss, InsensiblePlant TranspirationAir PressureRespiratory Physiological PhenomenaVentilator-Induced Lung InjuryModels, BiologicalFluorocarbonsLiquid VentilationLung Injury