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Flexor Hallucis Brevis

- See: Plantar Muscles of the Foot:


- Origin:
    - medial portion of the plantar surface of the cuboid bone, adjacent portion of the lateral cuneform bone and prolongation of tendon of
          tibialis posterior.

- Insertion:
   - medial and lateral heads of the F.H.B. insert onto the medial and lateral sesamoid bones at the MP joint which are attached to the 
          medial and lateral sides of the of proximal phalanx of the great toe.

- Action: Flexes metatarsophalangeal articulation of great toe.
- Synergist: Flexor Hallucis Longus.
- Nerve Supply:
    - tibial, L4L5, S1, S2;
    - innervation of muscles lower limb)

  Sesamoid disorders and treatment. An update.