Vastus Lateralis

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

Example stretches

Related injuries

Related muscles