Intercostal MusclesRibsDiaphragmIntercostal NervesMusclesAxillaAxillary ArteryRespiratory MusclesRespiratory MechanicsElectromyographyMuscle SpindlesThoracic NervesPleural CavityRespirationInhalationFunctional Residual CapacityMuscle ContractionPhrenic NerveAxillary VeinDogsAbdominal MusclesMuscle, SkeletalRespiratory Physiological PhenomenaMuscle DenervationRespiratory Tract FistulaMyotonia CongenitaMuscle ProteinsMuscle, SmoothAirway ObstructionThoraxNADH Tetrazolium ReductaseMuscle Fibers, SkeletalMuscle, Smooth, VascularSternumElectromagnetic PhenomenaThoracic WallMuscle DevelopmentLymphatic MetastasisLymph Node ExcisionPressureElectric StimulationMotor NeuronsSentinel Lymph Node Biopsy