Final answer:
The 'crack' in the orbit for the cranial nerves is called the superior orbital fissure.
Step-by-step explanation:
The 'crack' in the orbit for the cranial nerves is called the superior orbital fissure.
It is a large, irregular opening located on the anterior wall of the middle cranial fossa.
The nerves to the eyeball, associated muscles, and sensory nerves to the forehead pass through this opening.