Pulmonary Gas ExchangeVentilation-Perfusion RatioNoble GasesBlood Gas AnalysisArrhythmia, SinusOxygenCarbon DioxidePulmonary CirculationPulmonary Diffusing CapacityPartial PressureRespiratory MechanicsOxygen ConsumptionRespiratory Dead SpaceRespirationGasesPulmonary EdemaTidal VolumePulmonary VentilationLungRespiratory Function TestsSmoke Inhalation InjuryAnoxiaPhysical ExertionHyperventilationHepatopulmonary SyndromeRespiration, ArtificialExercise TestCardiac OutputExtravascular Lung WaterHemodynamicsExerciseRespiratory Distress Syndrome, AdultBicyclingMountaineeringPulmonary AlveoliLung DiseasesSpirometryVital CapacityHeart RateRespiratory TransportLactic AcidAcclimatizationDogsForced Expiratory VolumeLung Volume MeasurementsNeonTime FactorsPositive-Pressure RespirationInhalationWater Loss, InsensiblePlant TranspirationTibetAtmospheric PressureLiquid VentilationPlant LeavesModels, BiologicalHemoglobins