Vastus Lateralis

Vastus Lateralis Muscle

Vastus Lateralis is the most lateral (outer) of the four quadriceps muscles and is felt on the outside top of the thigh.

Origin : Outer surface of the greater trochanter of the femur.
Upper half of the linea aspera.

Insertion : Patella via the quadriceps tendon and then the tibial tuberosity via the patella tendon.

Actions : Knee extension.

Innervation : Femoral nerve.

Daily uses : Cycling.
Walking up stairs.

Example strengthening exercises : Knee extension.

Example stretches : Standing quad stretch.
Laying quad stretch.