Respiratory MechanicsLung ComplianceAirway ResistanceLung Volume MeasurementsRespiration, ArtificialPulmonary Gas ExchangeMusclesWork of BreathingPositive-Pressure RespirationExpiratory Reserve VolumeAir PressureRespiratory MusclesVentilators, MechanicalTidal VolumeLungRespiratory Distress Syndrome, AdultRespiratory Physiological PhenomenaMechanicsRespiratory Function TestsFunctional Residual CapacityMuscle ProteinsOscillometryInhalationPulmonary VentilationProne PositionMuscle, SmoothMuscle, SkeletalExhalationThoraxPneumoperitoneum, ArtificialMuscle Fibers, SkeletalMuscle, Smooth, VascularThoracic WallElasticityRespirationBlood Gas AnalysisVentilator WeaningMuscle ContractionPressureMuscle DevelopmentTotal Lung CapacitySpirometryPositive-Pressure Respiration, IntrinsicBiomechanical PhenomenaLung Diseases, ObstructiveMuscle FatigueRespiratory InsufficiencyRespiratory Distress Syndrome, NewbornMuscle Fibers, Fast-TwitchForced Expiratory VolumeModels, BiologicalMuscle DenervationAnesthesia, GeneralMuscle Fibers, Slow-TwitchMonitoring, PhysiologicMyocytes, Smooth MuscleMitochondria, MuscleOxygenPostoperative PeriodNeck MusclesOculomotor MusclesSwineHemodynamicsCarbon DioxideMuscle RelaxationMuscle, StriatedMuscle SpindlesPapillary MusclesPulmonary Disease, Chronic ObstructiveMuscle WeaknessStress, MechanicalAbdominal MusclesMasticatory MusclesQuadriceps MuscleElectromyographyMuscle CellsMasseter MuscleIsometric ContractionFacial MusclesMechanical ProcessesIntercostal MusclesMuscular AtrophySatellite Cells, Skeletal MuscleInfant, NewbornPectoralis MusclesPsoas MusclesTime FactorsQuantum TheoryProspective StudiesHindlimbMuscular DiseasesTorsion, MechanicalRabbitsMyofibrilsDiaphragmElectric StimulationLocomotionCells, CulturedTemporal MusclePharyngeal Muscles