A muscle group on the front of the thigh responsible for knee extension and leg drive.

A quadriceps muscle contributing to knee extension and hip flexion.

The largest quadriceps muscle located on the outer thigh.

A medial quadriceps muscle important for knee stabilization.

A deep quadriceps muscle beneath the rectus femoris.

A long thigh muscle assisting hip flexion, abduction, and knee flexion.

A muscle group on the front of the thigh responsible for knee extension and leg drive.

A quadriceps muscle contributing to knee extension and hip flexion.

The largest quadriceps muscle located on the outer thigh.

A medial quadriceps muscle important for knee stabilization.

A deep quadriceps muscle beneath the rectus femoris.

A long thigh muscle assisting hip flexion, abduction, and knee flexion.