| Nerves of lower limbs and lower torso: the lumbosacral plexus (L1-Co) |
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| lumbar plexus (L1-L4) | iliohypogastric: lateral cutaneous branch - anterior cutaneous branch
ilioinguinal: anterior scrotal ♂/labial ♀
genitofemoral: femoral branch/lumboinguinal - genital branch
lateral cutaneous of thigh: patellar
obturator: anterior (cutaneous) - posterior - accessory
femoral: anterior cutaneous branches - saphenous (infrapatellar, medial crural cutaneous) |
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| sacral plexus (L4-S4) |
| sciatic |
common fibular: lateral sural cutaneous (sural communicating branch) - deep fibular (lateral terminal branch, medial terminal branch, dorsal digital) - superficial fibular (medial dorsal cutaneous, intermediate dorsal cutaneous, dorsal digital)
tibial: medial sural cutaneous - medial calcaneal - medial plantar (common plantar digital nerves, proper plantar digital) - lateral plantar (deep branch, superficial branch, common plantar digital, proper plantar digital)
sural: lateral dorsal cutaneous - lateral calcaneal |
| other |
muscular: superior gluteal/inferior gluteal - lateral rotator group (to quadratus femoris, to obturator internus, to the piriformis) cutaneous: posterior cutaneous of thigh (inferior cluneal, perineal branches) - perforating cutaneous |
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| coccygeal plexus (S4-Co) | pudendal: inferior anal - perineal (deep, posterior scrotal ♂/labial ♀) - dorsal of the penis ♂/clitoris ♀ anococcygeal |
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| cutaneous innervation of the lower limbs |