Intercostal NervesIntercostal MusclesThoracic NervesRibsNerve BlockThoracotomyPhrenic NerveNerve TransferRespirationDiaphragmMusclesBrachial PlexusMotor NeuronsMononeuropathiesElectromyographyRespiratory MusclesRespiratory MechanicsMuscle SpindlesCatsPain, PostoperativeBupivacainePleural CavityInhalationMuscle ContractionFunctional Residual CapacityDogsAbdominal MusclesMuscle, SkeletalRespiratory Physiological Phenomena