The Rectus Femoris,vastus Lateralis,vastus Medialis,and Vastus Intermedius

Question

The rectus femoris,vastus lateralis,vastus medialis,and vastus intermedius
A) insert on the calcaneus.
B) flex the leg at the knee.
C) are antagonistic to the quadriceps femoris.
D) are the muscles of the quadriceps femoris.

Accepted Answer

The rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius are the four muscles that make up the quadriceps femoris muscle group. They are responsible for extending the leg at the knee joint.