Musculi lumbricales manus

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Musculi lumbricales

Musculi lumbricales are 4 (I.-IV.). They are numbered from the thumb side of the hand and at the same time lie on the thumb side of the metacarpophalangeal joints.



  • the thumb edge of the aponeurosis of individual fingers;
  • base of proximal joints of individual fingers.



  • flexion of the metacarpophalangeal joints;
  • extension of interphalangeal joints;
  • they bow their fingers radially.

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References[edit | edit source]

  • ČIHÁK, Radomír. Anatomy 1. 2. edition. Prague : Grada, 2001. 497 pp. ISBN 80-7169-970-5.