ADDUCTOR HALLUCIS
| ORIGIN Oblique head: base of 2, 3, 4 metatarsals. Transverse head: plantar metatarsal ligaments and deep transverse ligament |
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| INSERTION Lateral side of base of proximal phalanx of big toe and lateral sesamoid. |
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| ACTION Adducts and flexes metatarsophalangeal joint of big toe. Supports transverse arch |
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| NERVE Deep branch of lateral plantar nerve (S2, 3) |