Adductor Hallucis:Origin, Insertion, Action & Nerve Supply
The adductor hallucis is a short muscle located laterally to the flexor hallucis brevis muscle. It consists of an oblique and transverse head.
Oblique head: Originate from the base of the second to fourth metatarsals and from the fibrous sheath of the tendon of the peroneus longus muscle.
Transverse head: Originate from plantar metatarsal ligaments and deep transverse ligaments.
Insertion: Both heads attach to the lateral base of the proximal phalanx of the great toe.
Function: Adduct the great toe. Assists in making the transverse arch of the foot.
Nerve Supply: The Deep branch of lateral plantar nerve.