Art Anatomy

Vastus Medialis

Pronuncation mee-dee-AL-iss
Derivation The vast muscle on the medial side of the thigh.
Origin Front surface on the upper end of the femur. The belly wraps around the medial side of the femur and attaches to a long line on the back.
Insertion Patellar tendon.
Action Straightens the leg at the knee.

Previous: Quadriceps Mass

Next: Vastus Lateralis

Table of Contents