FIBULARIS TERTIUS

• Origin

Anterior surface of fibula, interosseous membrane

• Insertion

Dorsum of base of fifth metatarsal

• Agonist(s)

- Tibialis anterior

- Extensor digitorum longus

- Extensor hallucis longus

• Antagonist(s)

- Flexor digitorum longus

- Flexor hallucis longus

• Function

Ankle dorsiflexion, ankle eversion