Base of skull

The base of skull, also known as the cranial base or the cranial floor, is the most inferior area of the skull.

It is composed of the endocranium and the lower parts of the calvaria.

Structures found at the base of the skull are for example: There are five bones that make up the base of the skull:

Base of the skull. Inferior surface, attachment of muscles marked in red.
Exobasis
Endobasis-resistances beams
Endobasis-resistances nodes
The foramina in the base of the skull are exit and entry points for veins, arteries and cranial nerves .
The cranial nerves as they exit through various foramina.