Inferior oblique
Head & throat
- Origin
- Floor of the orbit (maxilla), near its front
- Insertion
- Lower outer back part of the eyeball
- Action
- Turns the eye up and outward and rotates it outward
- Nerve supply
- Oculomotor nerve (CN III)
The only eye muscle that does not start at the back of the orbit. It runs under the eyeball from the front of the orbit floor and turns the eye up and out.
Inferior oblique anatomy page →