flexor digiti minimi brevis muscle (hand, anatomy)

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Flexor digiti minimi brevis flexes the little finger at the metacarpophalangeal joint.

It arises from the hook of the hamate bone and the flexor retinaculum. It inserts into the ulnar side of the base of the proximal phalanx.

It is supplied by a deep branch of the ulnar nerve (C8, T1).

Last reviewed 01/2018