Name

Vastus Lateralis

Pronunciation

(VAS-tus lat-ur-A-lus)

Origin/Proximal Attachment

Greater trochanter, lateral lip of linea aspera; lateral intermuscular septum

Insertion/Distal Attachment

Common quadriceps tendon into patella, tibial tuberosity via patellar ligament

Action/Relevance

Extends knee

Innervation

Femoral nerve (L2,3,4)

Notes

Largest of the quads group

Insertion to the base and lateral border of patella and blends to the patella lig.

Also attaches to the lateral tibial condyle and blends with the ITB.