掌深弓除传统介绍外尚见到由桡动脉和小指尺侧动脉分支所形成。

The deep palmar arch, besides the traditional (view-point), also consists of the branches of the redial artery and the ulnaris digiti minimi artery.

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结论小指对掌肌腱弓可以卡压尺神经深支，引起除小鱼际肌以外的尺神经支配的所有手内在肌的功能障碍。

Conclusion We found that the fascial arch of the opponens digiti minimi can compress the deep branch of the ulnar nerve causing motor deficit of the intrinsic muscles of hands.

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此后，两个分支从尺动脉有助于形成浅表和掌深动脉弓。

Thereafter, the two branches from the ulnar artery contributed to form the superficial and deep palmar arterial arches.

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此后，两个分支从尺动脉有助于形成浅表和掌深动脉弓。

Thereafter, the two branches from the ulnar artery contributed to form the superficial and deep palmar arterial arches.

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