Quadratus plantae muscle

Dr Henry Knipe and Dr Geon Oh et al.

The quadratus plantae muscle acts to aid in flexing the 2nd to 5th toes.

Summary

  • origin: medial surface of calcaneus and lateral process of calcaneal tuberosity
  • insertion: lateral side of tendon of flexor digitorum longus in proximal sole of the foot
  • action: assists flexor digitorum longus tendon in flexing toes II to V
  • arterial supply: branch of the posterior tibial artery
  • innervation: lateral plantar nerve from tibial nerve

Lower limb anatomy
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Article information

rID: 44459
Section: Anatomy
Synonyms or Alternate Spellings:

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