Musculus extensor digitorum

Posterior surface of the forearm. Superficial muscles. Extensor digitorum muscle labeled in purple.

Beginning: epicondylus lateralis humeri.

Tendon: medial and distal segments of 2nd-5th toes.

Innervation: nervus radialis (ramus profundus).

Function:

• Extension of the fingers;
• auxiliary extension of the wrist.

References

• ČIHÁK, Radomír. Anatomie 1. 2. vydání. Praha : Grada, 2001. 497 s. ISBN 80-7169-970-5.