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OIF Ankle/ Lower Leg
| Term | Definition |
|---|---|
| Origin of Tibialis Anterior | Lateral condyle and lateral surface(upper) of tibia |
| Insertion of Tibialis Anterior | Medial cuiniform and base of MT 1 |
| Function of Tibialis Anterior | Dorsiflexes and supinates foot |
| Origin of Extensor Hallicus longus | fibula and interosseous membrane |
| Insertion of Extensor Hallicus longus | dorsal surface of distal first toe |
| Function of Extensor Hallicus longus | dorsiflexes ankle and extends first toe |
| Origin of Extensor Digitorum Longus | anterior surface of fibula, lateral condyle of tibia, and interosseous membrane |
| Insertion of Extensor Digitorum Longus | common extensor tendon(lateral 4 toes) |
| Function of Extensor Digitorum Longus | dorsiflexes foot and extends toes |
| Origin of Tibialis Posterior | interosseous membrane |
| Insertion of Tibialis Posterior | navicular and cuiniform |
| Function of Tibialis Posterior | plantar flexes and supinates foot |
| Origin of Flexor Hallicus Longus | posterior surface of fibula |
| Insertion of Flexor Hallicus Longus | distal great toe |
| Function of Flexor Hallicus Longus | plantar flexes ankle and flexes great toe |
| Origin of Flexor Digitorum Longus | posterior shaft of tibia |
| Insertion of Flexor Digitorum Longus | distal lateral toes |
| Function of Flexor Digitorum Longus | plantar flexes ankle and flexes toes |
| Origin of Peroneus Longus | lateral surface of fibula |
| Insertion of Peroneus Longus | lateral MT 1 and medial cuiniform |
| Function of Peroneus Longus | everts foot and plantar flexes ankle |
| Origin of Gastrocnemius | lateral and medial condyle of the femur |
| Insertion of Gastrocnemius | achilles |
| Function of Gastrocnemius | flexes knee, plantar flexes ankle, supinates foot |
| Origin of Soleus | posterior head of fibula and medial border of tibia |
| Insertion of Soleus | achilles |
| Function of Soleus | plantar flexes ankle and supinates foot |
| Origin of Plantaris | lateral condyle of femur |
| Insertion of Plantaris | achilles |
| Function of Plantaris | plantar flexes foot and slightly flexes knee |