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下肢主要神经
学习目标
完成本单元的学习后，你将可以：
- 熟悉下肢的主要神经。
- 辨识各支神经所支配的区域。
观看视频
下肢由腰骶丛及其两条主要分支支配：股神经和坐骨神经。
股神经是腰丛发出最大的分支，位于大腿前部。坐骨神经是全身直径最粗大（可达惊人的2 cm！)、行程最长的神经，它起自骶丛，沿下肢后方向下行，从髋部一直延伸到足部。
观看下方视频，直观地了解上述神经在下肢中的走行、分支及支配区域。
进行测验
要学习的内容真不少！通过下面的测验来帮助你记忆所学的知识。
若想进一步挑战自己，可以试试我们的下肢结构个性化测验。你不仅可以保存当前选择，还能随时返回再测。
浏览图谱
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仔细观看下方图谱，学习下肢神经的知识。
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:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/sacral-plexus-5/a2BA1JxlMxYPZJrMwaIA_Sacral_plexus_magni.png "骶丛 (Sacral plexus)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/obturator-nerve-6/G4FY1TIrm3Se5VJy9Itw_Obturator_nerve_magni.png "闭孔神经 (Obturator nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/gluteal-nerves/Lpmd8nqCx5Ds10hAz0t1g_Gluteal_nerves_magni.png "臀神经 (Gluteal nerves)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/femoral-nerve-8/e6OvRYO7Gu8u59NL9lrlvg_Femoral_nerve_magni.png "股神经 (Femoral nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/sciatic-nerve-13/Q8eVitToAF5qKLnOZE47wA_Sciatic_nerve_magni.png "坐骨神经 (Sciatic nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/saphenous-nerve-1/1Cg8KBmoEeFO2wDeG7U0g_Saphenous_nerve_magni.png "隐神经 (Saphenous nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/tibial-nerve-31/QrJ7TDFlqngnc3j8s6MA_Tibial_nerve_magni.jpg "胫神经 (Tibial nerve)；图像：Liene Znotina"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/common-fibular-nerve-23/M0j0hk6xR5mb3qAXasUA_Common_fibular_nerve_magni.png "腓总神经 (Common fibular nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superficial-fibular-nerve-1/7aru1MqwLE40wcX0hnlBlQ_Superficial_fibular_nerve_magni.png "腓浅神经 (Superficial fibular nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/deep-fibular-nerve/6Zww0VYpmruu4Uivdb8DoQ_Deep_fibular_nerve_magni.png "腓深神经 (Deep fibular nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/sural-nerve/XhEpBu2cmUpUNYBhpXjRcA_Sural_nerve.png "腓肠神经 (Sural nerve)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/dorsal-cutaneous-nerves/CTRT1dzN4YIIOH2sHiVkA_Dorsal_cutaneous_nerves_magni.png "背侧皮神经 (Dorsal cutaneous nerves)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/dorsal-digital-nerve-branches-of-the-foot/5RYC2auVBVSRZd7vNbeAOA_Dorsal_digital_branches_of_the_foot_magni.png "趾背神经 (Dorsal digital nerves of foot)；图像：Paul Kim"){kind=logo}
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:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/plantar-nerves/qOrYMFScvgAnMJKD6cUqXg_Plantar_nerves_magni.png "足底神经 (Plantar nerves)；图像：Irina Münstermann"){kind=logo}
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腰丛
Lumbar plexus
1/17
同义词：
无
小结
下肢主要神经 |
闭孔神经、坐骨神经、股神经、隐神经、胫神经、腓肠神经、腓总神经、足底内侧神经和足底外侧神经 |
各支神经支配的下肢区域 |
髋：臀上/下神经、阴部神经和坐骨神经 大腿：股神经和隐神经 小腿：胫神经、腓总神经、腓浅神经和腓深神经 足：足底外侧神经、足底内侧神经、趾足底总神经和趾背神经 |
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