Musculi lumbricales pedis

musculi lumbricales pedis

Four muscles I–IV of the foot (numbered from the tibial side).

Origin: medial to the tendons of the flexor digitorum longus muscle

Insertion: dorsal aponeurosis 2.–5. finger

Innervation:

• I, II – n. plantaris medialis (L5–S1);
• III, IV – n. plantaris lateralis (both branches of the tibial nerve)(S1–S2)

Functions: flexion of the metatarsophalangeal joints, extension of the interphalangeal joints

References

• ČIHÁK, Radomír a Miloš GRIM. Anatomie. 2., uprav. a dopl vydání. Praha : Grada Publishing, 2002. 470 s. sv. 1. ISBN 80-7169-970-5.