The effect of posture on the role of pectoralis major and latissimus dorsi muscles in expiration in tetraplegia
This study was designed to.examine the effect of posture on forced expiration as reflected in phasic electromyographic activity in accessory expiratory muscles in tetraplegic subjects with complete lesions between the fifth and eight cervical segments.In order to determine the effect of posture on the action of the clavicular beer button down shirt