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1·Objective: To study the morphological character of teres major muscle and its pedicel of vessel and nerve.

目的：研究大圆肌的形态特点及血管神经蒂特点。

2·METHODS: Twelve cadaveric shoulder girdles were dissected, and the latissimus dorsi, the teres major, and the posterior cord of the brachial plexus and its branches were identified.

方法：解剖12例尸体的上肢带骨，分离出背阔肌、大圆肌、臂丛神经后束及分支。