Last update: Dec 4th, 2017

Flexor Hallucis Longus Muscle – Attachments, Actions & Innervation

Flexor Hallucis Longus Muscle

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Attachments of Flexor Hallucis Longus Muscle: Origin & Insertion

Origin: (proximal attachments):
a. Distal 2/3 of posterior surface of fibula.
b. Adjacent interosseous membrane.

Insertion: (distal attachments):
Base of distal 1st phalanx (along plantar surface).

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Actions of Flexor Hallucis Longus Muscle on the foot:

a. Flexes phalanx.

b. Plantar flexes foot.

Nerve to Muscle and its Spinal Segment:

Tibial nerve (L5, S1, S2).

Overview:

Test yourself while observing the Flexor Hallucis Longus Muscle

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