Extensor Hallucis Brevis

- Origin:
      - the forepart medial aspect of calcaneus; lateral talocalcaneal ligament;
      - the EHB travels over the dorsum of the metatarsal head;

- Insertion:
      - dorsal surface of the base of proximal phalanx of hallux;

- Nerve Supply:
      - Deep peroneal, L4, L5, S1;
      - See Innervation:

- Action:
    Action: extends proximal phalanx of hallux;
    Synergists: Extensor Hallucis Longus;
    (Note: the Extensor Hallucis Brevis is the medial section of the extensor digitorum brevis)

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

Last updated by Data Trace Staff on Tuesday, August 16, 2011 3:08 pm