Work of BreathingMouth BreathingRespirationRespiratory MechanicsBreathing ExercisesSleep Apnea SyndromesTidal VolumePulmonary VentilationInhalationApneaCarbon DioxideRespiratory Physiological PhenomenaPolysomnographyOxygenIntermittent Positive-Pressure BreathingProblem SolvingRespiratory RateRespiratory MusclesDiaphragmAirway ResistanceSnoringHeliumExhalationAnoxiaRespiratory CenterHyperventilationSleep Apnea, CentralRespiratory Function TestsChemoreceptor CellsVentilator WeaningAirPulmonary Gas ExchangeSleep Apnea, ObstructiveRespiration, ArtificialBlood Gas AnalysisSleepFetal MovementPlethysmographyCheyne-Stokes RespirationAirway ObstructionPlethysmography, Whole BodyAir PressureSocial ProblemsLung Volume MeasurementsThoraxLungRespiration DisordersPartial PressureRespiratory InsufficiencyPositive-Pressure RespirationTime FactorsOximetryRespiratory Dead SpacePeriodicitySleep StagesDecompression SicknessWakefulnessPhrenic NerveIntercostal MusclesAlgorithmsHeart RateRespiratory SystemHypoventilationHyperoxiaRespiratory Protective DevicesFunctional Residual CapacityChild Behavior DisordersOxygen Inhalation TherapyAdenoidectomyLung ComplianceElectromyographyOxygen ConsumptionAerosolsRespiratory-Gated Imaging TechniquesTonsillectomyThoracic WallAbdominal MusclesQuestionnairesLung Diseases, ObstructiveDivingInspiratory CapacityMasksVagotomyLarynxRespiratory TherapyReproducibility of ResultsPulmonary Stretch ReceptorsSpirometryMedulla OblongataContinuous Positive Airway PressurePressureIntubation, IntratrachealNoseCarotid BodyExpiratory Reserve VolumePharynxPlethysmography, ImpedanceEquipment DesignReflexSupine Position