LUMBRICALS
| ORIGIN Lateral 3: bipennate origin from cleft between the four tendons of flexor digitorum longus . medial 1: unipennate origin from medial aspect of 1st tendon |
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| INSERTION Dorsal extensor expansion |
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| ACTION Extend toes at interphalangeal joints and flex metatarsal phalangeal joints |
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| NERVE First: medial plantar nerve (L4,5). 2-4: deep branch of lateral plantar nerve (S2,3) |