The muscle was innervated by the superficial branch of ulnar nerve and the overlying skin by the superficial and arterial branches of ulnar nerve.

掌短肌为尺神经浅支支配，其浅面的皮肤为尺神经浅支和尺神经的尺动脉支支配。

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It was also innervated by forearm lateral cutaneous nerve, superficial branch of radial nerve, wrist dorsal branch of ulnar nerve.

前臂外侧皮神经、桡神经浅支、尺神经腕背支也发支支配腕关节背侧。

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