Abdominal MusclesUrinationUrination DisordersToilet TrainingGeneralization, ResponseMusclesRectus AbdominisDiaphragmElectromyographyRespiratory MusclesDefecationUrinary BladderMuscle ContractionUrinary RetentionCystitis, InterstitialUrinary IncontinenceMuscle, SkeletalIntercostal NervesAbdominal WallMuscle ProteinsIntercostal MusclesAbdomenMuscle, SmoothRespiratory MechanicsPressureMuscle FatigueMuscle Fibers, SkeletalMuscle, Smooth, VascularRespirationPostureInhalationPositive-Pressure Respiration, IntrinsicNephropidaeMuscle DevelopmentAbdominal CavityLordosisThoraxLaryngeal MusclesMuscle RelaxationExhalationHypercapniaLumbosacral RegionIsometric ContractionCoughMuscle Fibers, Fast-TwitchMuscle DenervationPelvisMuscle Fibers, Slow-TwitchPulmonary VentilationBiomechanical PhenomenaMyocytes, Smooth MuscleLung Volume MeasurementsMitochondria, MusclePatient PositioningSupine PositionLow Back PainSpineElectric StimulationAstacoidea