flexor digiti minimi brevis


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flexor digiti minimi brevis

1 short flexor muscle of little finger; a muscle that inserts on the medial side of the proximal phalanx of the finger to flex it and is innervated by the ulnar nerve.
2 short flexor muscle of little toe; a muscle that inserts on the lateral surface of the base of the proximal phalanx of the toe to flex it and is innervated by the lateral plantar nerve.
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Flexor digiti minimi brevis, flexor digitorum brevis, and flexor hallucis brevis muscles of the foot

flexor digiti minimi brevis

fourth-layer intrinsic foot muscle
  • origin from base of fifth metatarsal

  • insertion into lateral side of proximal phalanx of fifth toe

  • nerve supply lateral plantar nerve

  • action fifth metatarsophalangeal joint flexion

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