解剖一成年女尸时,发现右侧胸骨舌骨肌形态异常,该肌系由内、外侧两部纤维平环状软骨弓上缘高度所汇成.内侧部起于锁骨柄后面,肌纤维直向上行;外侧部起于锁骨中份后面及锁骨下筋膜,肌纤维斜向内上,以40度角与内侧部纤维相汇后一并上升,止于舌骨体下缘.内侧部起点处宽1.9cm,厚2.5mm.至两部汇合处长5.8cm;外侧部 Anatomy of an adult female corpse, found that the right side of the sternum hyoid muscle dysplasia, the muscular system by the medial and lateral fibrosis of the two ring-like height of the rim of the ring merged into the medial part of the back in the clavicle handle, muscle fibers straight upward; lateral Department from the clavicle in the back and subclavian fascia, muscle fibers diagonally to 40 degrees angle and the medial fiber together after the rise together, to the lower edge of the hyoid bone.The medial part of the starting point width 1.9cm, Thick 2.5mm. To two confluence Branch length 5.8cm; Outside Department