Anatomy
Origin:
Plantar surface of the base of the 5th metatarsal and sheath of adjacent fibularis longus tendon.
Insertion:
Base of the 5th proximal phalanx.
Key Relations:
Runs along the lateral aspect of the foot.
See plantar view of flexor digiti minimi brevis of foot..
Functions
Flexes the 5th toe at metatarsophalangeal joint.
Supply
Nerve supply:
Superficial branch of the lateral plantar nerve (S2, S3).
Blood supply:
Dorsalis pedis artery (continuation of anterior tibial artery).
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