Foramen rotundum

"Foramen rotundum is MAXimally rounded"

• Foramen rotundum is round or circular in adults.
• Maxillary nerve is the structure that passes through it.

'Rotundum' is a latin word which means either a circle or a sphere.

Maxillary nerve is one of the three branches of trigeminal nerve (cranial nerve V) and lies between the other two branches ie., opthalmic nerve and mandibular nerve.