HypercapniaSleep Apnea, ObstructiveSleep Apnea SyndromesCarbon DioxideSleep Apnea, CentralPolysomnographyRespirationAnoxiaChemoreceptor CellsPulmonary VentilationHypocapniaOxygenAcidosis, RespiratoryRespiratory MechanicsPartial PressureContinuous Positive Airway PressureCerebrovascular CirculationSnoringBlood Gas AnalysisTidal VolumeSleepApneaAcidosisCarotid BodyOximetryAcid-Base EquilibriumHyperoxiaWakefulnessHyperventilationPositive-Pressure RespirationHypoventilationAsphyxiaPalate, SoftRespiratory Physiological PhenomenaUvulaPhrenic NervePia MaterAirway ObstructionMandibular AdvancementHeart RateBlood PressureDiaphragmPharynxSleep, REMPlethysmography, Whole BodyRespiratory MusclesHydrogen-Ion ConcentrationRespiration, ArtificialRespiratory CenterInhalationRespiratory InsufficiencyAirway ResistanceTime FactorsObesity Hypoventilation SyndromePharyngeal MusclesMedulla OblongataArousalDisorders of Excessive SomnolencePulmonary Stretch ReceptorsAnimals, NewbornBrain StemAcetazolamideRespiratory SystemAdenoidectomyInsufflationSeverity of Illness IndexTonsillectomyOxygen ConsumptionReflexVagotomyHypoglossal NerveRats, Sprague-DawleyDivingCerebral ArteriesDoxapramIntercostal MusclesCheyne-Stokes RespirationPulmonary Gas ExchangeElectromyographyBrainAnesthesiaCarbonic Anhydrase InhibitorsBicarbonatesBlood Flow VelocityTongueOxygen Inhalation TherapyNoseHemodynamicsVasodilationIntermittent Positive-Pressure VentilationSodium CyanideCatsRespiratory Physiological ProcessesRespiratory Function TestsLung Diseases, ObstructiveLungSupine PositionVagus NerveRegional Blood FlowBody Mass Index