屈臂时，肱三头肌为对抗肌。

When bending the elbow the triceps are the antagonist.

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结论：依据肱三头肌长头及其血管神经蒂的特点，可作为肩外展功能重建术中的动力肌。

Conclusion: According to the characters of long head of triceps muscle and pedicel of vessel and nerve, the muscle was suitable for reconstruction surgery of shoulder.

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目的：为肱三头肌外侧头的神经肌支移位和游离肌皮瓣移植提供解剖学基础。

Objective: To provide anatomical basis for transferring of free musculocutaneous flap and muscular nerve branches of lateral head of triceps brachii(LHT).

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