斜方肌下部受副神经支配。
The lower part of trapezius muscle was supplied by accessory nerve.
斜方肌下部将肩膀向下拉向背部远离耳朵，释放颈部。
The lower portion of the trapezius draws the shoulders down the back, away from the ears, freeing the neck.
目的：为斜方肌下部肌瓣转位重建屈肘屈指功能提供解剖学基础。
Objective: to provide anatomic basis for lower trapezius flap transferred to reconstruct flexional functions of elbow and phalanges.
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