ABDUCTOR HALLUCIS
| ORIGIN Medial process of posterior calcaneal tuberosity & flexor retinaculum |
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| INSERTION Medial aspect of base of proximal phalanx of big toe via medial sesamoid |
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| ACTION Flexes and abducts big toe. Supports medial longitudinal arch |
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| NERVE Medial plantar nerve (S1,2) |