Partial PressurePressureGasesOxygenBlood PressureCarbon DioxideBlood Gas AnalysisPulmonary Gas ExchangeHydrostatic PressureAtmospheric PressureNoble GasesHeliumBlood Gas Monitoring, TranscutaneousAnoxiaHypocapniaOxygen ConsumptionTidal VolumeRespirationBlood Pressure DeterminationCapnographyHypercapniaAir PressureRespiratory TransportAcid-Base EquilibriumHemodynamicsKryptonArgonHeart RateTransducers, PressureHypertensionHyperventilationIntracranial PressureRespiratory MechanicsIntraocular PressureBlood Pressure Monitoring, AmbulatoryRespiration, ArtificialRespiratory Dead SpacePositive-Pressure RespirationChromatography, GasRespiratory Distress Syndrome, AdultHyperbaric OxygenationOximetryVenous PressureRespiratory InsufficiencyDivingGas Chromatography-Mass SpectrometryIsofluraneAirXenonOxyhemoglobinsNeonAlkalosis, RespiratoryHydrogen-Ion ConcentrationRegional Blood FlowTime FactorsPulmonary VentilationCerebrovascular CirculationVentilation-Perfusion RatioAltitudeAnesthetics, InhalationVascular ResistanceArterial PressureNitrous OxideVentricular PressureInhalationOxygen Inhalation TherapyLungBlood Flow VelocityHolcusHemoglobinsDogsHydrogenHalothaneMethyl EthersInsufflationCardiac OutputHyperoxiaAnesthesia, InhalationApneaChemoreceptor CellsCentral Venous PressureAcclimatizationCarbon MonoxidePulmonary Wedge PressureProspective StudiesAnesthesiaNitrogenAtmosphereRespiratory Physiological PhenomenaPneumoperitoneumAntihypertensive AgentsGas PoisoningMonitoring, PhysiologicArteriesEmbolism, AirAsphyxiaPulmonary AtelectasisSwinePulmonary AlveoliMonitoring, Intraoperative