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第四頸神經

脊神經
頸神經與臂神經叢
脊索與脊神經
标识字符
拉丁文Nervi spinalis
FMAFMA:6445
解剖學術語

第四頸神經(cervical spinal nerve 4, C4)是頸節脊神經的第四個分支[1],發源自第三頸椎上方。

第四頸神經支配的皮節(Dermatome)負責肩峰鎖骨關節英语acromioclavicular joint感覺[2]。支配的肌節負責提肩。

腹枝

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C4腹枝與C1-3腹枝共同組成頸神經叢(Cervical plexus)。

C4腹枝不經頸神經叢支配的肌肉如下:

背枝

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其他圖像

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參考資料

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  1. ^ American Medical Association页面存档备份,存于互联网档案馆) Nervous System -- Groups of Nerves
  2. ^ Key Sensory Points (PDF). American Spinal Injury Association (ASIA). June 2008. (原始内容 (PDF)存档于2016-03-04). 
  3. ^ Clinically Oriented Anatomy by Moore and Dally's
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第四頸神經
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