Muscle
Fibularis tertius
Dorsiflexes and everts (variable)
High-yield
Anterior compartment but everts the foot; deep fibular nerve (unlike the other everters).
Overview
A partly separated distal slip of EDL in the anterior compartment that dorsiflexes and everts the foot; often absent.
Reference facts
- Origin
Distal anterior surface of the fibula and interosseous membrane
- Insertion
Base of the 5th metatarsal
- Action
Dorsiflexes the ankle and everts the foot
- Innervation
Deep fibular (peroneal) nerve (L5, S1)
- Blood supply
Anterior tibial artery