Pulmonary Gas ExchangeVentilation-Perfusion RatioNoble GasesBlood Gas AnalysisOxygenCarbon DioxideArrhythmia, SinusPulmonary CirculationRespiratory MechanicsPulmonary VentilationPartial PressurePulmonary Diffusing CapacityRespiratory Dead SpaceRespirationRespiration, ArtificialOxygen ConsumptionTidal VolumeLungGasesRespiratory Function TestsPulmonary EdemaSmoke Inhalation InjuryPhysical ExertionHyperventilationRespiratory Distress Syndrome, AdultVentilationAnoxiaHepatopulmonary SyndromeCardiac OutputHemodynamicsExercise TestExtravascular Lung WaterPhysiologyExercisePositive-Pressure RespirationPulmonary AlveoliLung DiseasesBicyclingHigh-Frequency VentilationVital CapacitySpirometryHeart RateIntermittent Positive-Pressure VentilationDogsForced Expiratory VolumeRespiratory TransportLung Volume MeasurementsLactic AcidHigh-Frequency Jet VentilationTime FactorsVentilator WeaningInhalationVentilators, MechanicalNoninvasive VentilationNeonLung ComplianceWork of BreathingHypercapniaHeliumWater Loss, InsensibleIntubation, IntratrachealPlant TranspirationRespiratory Physiological PhenomenaAir PressureModels, BiologicalVentilator-Induced Lung InjuryFluorocarbonsLiquid VentilationLung InjuryPhotosynthesisPlant LeavesPlant Stomata