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Segmental innervatio
Segmental innervation of major muscles of the lower limb
| Question | Answer |
|---|---|
| Hip flexion | Iliopsoas, Sacral lumber, L1,2,3 |
| Hip extension | Glut max, inferior gluteal, L5,S1,2 |
| Hip abduction | Glu med/min TFL, superior gluteal, L4,5,S1 |
| Hip adduction | Adductors, Obturator, L2,3,4 |
| Hip rotation | L4,5,S1,2 |
| Knee extension | Quads, Femoral, L2,3,4 |
| Knee flexion | Hamstrings, Tibial portion of sciatic, L5,S1,2 |
| Ankle dorsiflexion | Tib ant, deep peroneal, L4,5,S1 |
| Ankle plantarflexion | Gastroc/soleus, tibial, S1,2 |
| Foot inversion | Tib post, tibial, L4,5 |
| Foot eversion | Peroneals, superficial peroneal, L5,S1 |
| Hallux extension | Extensor hallucis longus, deep peroneal, L5,S1 |
| Hallux flexion | Flexor hallucis longus/brevis, tibial, S2,3 |
| Toe extension | Extensor dig long/brev, deep peroneal, L5,S1 |
| Toe flexion | Flexor dig long/brev, tibial, S2,3 |