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Sesamoid Muscles of the Great Toe (Flexor Hallucis Brevis Heads)
Region: Leg & Foot Muscles · All leg & foot muscles
Sesamoid Muscles of the Great Toe (Flexor Hallucis Brevis Heads) at a glance
| Origin | Cuboid and lateral cuneiform |
|---|---|
| Insertion | Proximal phalanx of the great toe, via two sesamoid bones |
| Actions | Bend the great toe while the sesamoids protect the flexor hallucis longus tendon and spread load |
| Nerve supply | Medial plantar nerve (S1–S2) |
◆ Good to know
Sesamoiditis — pain under the ball of the foot — is inflammation around these two pea-sized bones, common in runners and dancers.
More Leg & Foot Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.