The sternal part lowers the costal cartilages, facilitating inhalation by increasing the upper body cavity.B?m màng B?m ??nh l??ng B?m bánh r?ng Ph? tùng b?m màng Ph? tùng b?m ??nh l??ng Gi?i Thi?u Công TyIntercostal nerves provide sensory innervation to your peripheral aspects of the diaphragm, aiding in its All round Management and function