Peroneus Tertius

- See:
     - Lateral Compartment

- Anatomy:
    - origin: distal 1/3 of the anterior surface of the fibula and adjacent intermuscular septum;
    - insertion: dorsal surface of the base of the 5th metatarsal;
    - action: dorsiflexes and everts the foot at the ankle;
    - nerve supply: peroneal, L4, L5, S1 (see innervation)
    - synergist: extensor digitorum longus

Morphology of the peroneus tertius muscle.

Original Text by Clifford R. Wheeless, III, MD.

Last updated by Data Trace Staff on Tuesday, April 10, 2012 4:41 pm