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单词 Radial nerve
释义

Radial nerve

原声例句
Osmosis-神经

And the back of the hand served by the radial nerve.

手背由桡神经支配。

经济学人 Science and technology

The second of those procedures, intended to relieve pressure on her radial nerve, actively made things worse.

第二个手术的目的是减轻她的桡神经的压力，但结果却让事情变得更糟。

中文百科

桡神经

桡神经
Cutaneous innervation of the right upper extremity. Areas innervated by the radial nerve are colored in pink.
前臂后部肌肉。All the labelled muscles (that is, all the visible muscles except the ones on the dorsal hand and one at top left) are innervated by the radial nerve, and represent all muscles innervated by the radial nerve except for the supinator.

桡神经（radial nerve）是人体上肢背侧的重要神经。负责支配肱三头肌的外侧头和内侧头，以及前臂后侧的皮肤、关节，以及所有的12块肌肉。

桡神经源自于臂神经丛，包含的神经纤维来自及神经根C5、C6、C7、C8，和T1。

桡神经支配手臂背侧肌肉（肱三头肌和肘肌）以及手腕伸肌的运动。感觉方面则支配手臂背侧的皮肤感觉。

尺神经则负责小指背侧及无名指背侧一半的感觉。

桡神经最后会分为浅层和深层，前层的会成为手臂后侧的皮神经，深层最后则会变成后骨间神经。

英语百科

Radial nerve 桡神经

Radial nerve
Cutaneous innervation of the right upper extremity. Areas innervated by the radial nerve are colored in pink.
Muscles of the posterior forearm. All the labelled muscles (that is, all the visible muscles except the ones on the dorsal hand and one at top left) are innervated by the radial nerve, and represent all muscles innervated by the radial nerve except for the supinator.

The radial nerve is a nerve in the human body that supplies the posterior portion of the upper limb. It innervates the medial and lateral heads of the triceps brachii muscle of the arm, as well as all 12 muscles in the posterior osteofascial compartment of the forearm and the associated joints and overlying skin.
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更新时间：2025/6/20 6:01:12