The middle meningeal aery enters the cranium through the:
The middle meningeal aery is the largest of the aeries supplying the dura mater. It is a branch of the maxillary aery and enters the cranium through the foramen spinosum. Ref: Gray's Basic Anatomy International Ed, page 429
Foramen spinosum
Foramen rotundum
Foramen magnum
Foramen ovale