CN exit foramens Flashcards
What is the exit foramen for cranial nerve one?
Holes in the cribiform plate.
What is the exit foramen for cranial nerve two?
Optic Canal
What is the exit foramen for cranial nerve three?
Superior orbital fissure.
What is the exit foramen for cranial nerve four?
Superior Orbital Fissure
What is the exit foramen for cranial nerve five?
Opthalmic - Superior orbital fissure
Maxillary - Foramen rotundum
Mandibular - Foramen Ovale
What is the exit foramen for cranial nerve six?
Superior orbital fissure
What is the exit foramen for cranial nerve seven?
Internal Auditory meatus.
Stylomastoid foramen.
What is the exit foramen for cranial nerve eight?
Internal Auditory Meatus
What is the exit foramen for cranial nerve nine?
Jugular foramen
What is the exit foramen for cranial nerve ten?
Jugular foramen
What is the exit foramen for cranial nerve eleven?
Jugular foramen (Note: It enters through the Foramen Magnum)
What is the exit foramen for cranial nerve twelve?
Hypoglossal canal.
What is the exit foramen for the Olfactory nerve?
Holes in the cribiform plate.
What is the exit foramen for the Optic nerve?
Optic Canal
What is the exit foramen for the Occulomotor nerve?
Superior orbital fissure.
What is the exit foramen for the Trochlear nerve?
Superior orbital fissure.
What is the exit foramen for the Trigeminal nerve?
Opthalmic - Superior orbital fissure
Maxillary - Foramen rotundum
Mandibular - Foramen Ovale
What is the exit foramen for the Abducent nerve?
Superior orbital fissure.
What is the exit foramen for the facial nerve?
Internal Auditory meatus.
Stylomastoid foramen.
What is the exit foramen for the Vestibulocochlear nerve?
Internal Auditory Meatus
What is the exit foramen for the Glossopharyngeal nerve?
Jugular foramen
What is the exit foramen for the Vagus nerve?
Jugular foramen
What is the exit foramen for the Spinal Accessory nerve?
Jugular foramen (Note: It enters through the Foramen Magnum)
What is the exit foramen for the Hypoglossal nerve?
Hypoglossal canal
