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来自维基百科,自由的百科全书
臂神经丛后索(posterior cord)为臂神经丛的一部分,由臂神经丛所有及神经汇集并分支而形成[1]。
由后索发源的神经有:[2]
神经 | 脊神经根 | 支配 |
上肩胛下神经 | C5-C6 | 肩回旋肌中的肩胛下肌 |
下肩胛下神经 | C5-C6 | 肩胛下肌、大圆肌 |
胸背神经 | C6-C8 | 阔背肌 |
腋神经 | C5-C6 | 感觉:肩膀 运动:三角肌、小圆肌和肱三头肌长头 |
桡神经 | C5-C8, T1 | 肱三头肌、肱桡肌,以及手指和手腕的伸肌、旋后肌,拇指的内收肌和伸肌 |
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