The posterior cranial fossa is the closer, larger, and deeper fossa at the cranial base. It contains the cerebellum, pons, and medulla oblongata.
Bones
The osseous components of this fossa are:
- The occipital bone
- Parts of the sphenoid
- Parts of the temporal bone.
The superior petrosal sinus and the back of the sella turcica establish the borderline between the