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Vastus Intermedius
Region: Hip & Thigh Muscles · All hip & thigh muscles
Vastus Intermedius at a glance
| Origin | Front and lateral surfaces of the upper two-thirds of the femur shaft |
|---|---|
| Insertion | Base of the patella and quadriceps tendon to the tibial tuberosity |
| Actions | Straightens the knee (extension) |
| Nerve supply | Femoral nerve (L2–L4) |
◆ Good to know
It lies directly on the femur, deep to rectus femoris, so it cannot be seen or palpated separately.
More Hip & Thigh Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.