The shoulder is a complex joint which consists of sternoclavicular joint, clavicle, acromioclavicular joint, scapula, glenohumeral joint, proximal humerus and scapulothoracic joint. 肩关节是由胸锁关节、骨、锁关节、胛骨、肱关节、骨近端以及肩胛胸壁关节共同组成的复杂结构。
clavicle
[ noun ] bone linking the scapula and sternum <noun.body>
Clavicle \Clav"i*cle\, n. [F. clavicule, fr. L. clavicula a little key, tendril, dim. of clavis key, akin to claudere to shut. See {Close}, and cf. {Clef}.] (Anat.) The collar bone, which is joined at one end to the scapula, or shoulder blade, and at the other to the sternum, or breastbone. In man each clavicle is shaped like the letter ?, and is situated just above the first rib on either side of the neck. In birds the two clavicles are united ventrally, forming the merrythought, or wishbone.