Nervous 4 Flashcards
What are the 12 cranial nerves?
CN I - olfactory nerve
CN II - optic nerve
CN III - oculomotor nerve
CN IV - trochlear nerve
CN V - trigeminal nerve (split into VI (opthalmic), V2(maxillary), V3 (madibular))
CN VI - abducens nerves
CN VII - facial nerve
CN VIII - vestibulocochlear nerve
CN IX - glossopharyngeal
CN X - vagus
CN XI - accessory
CN XII - hypoglossal
What foramen does CN I travel through?
Foramina in cribiform plate of ethmoid bone
What foramen does CN II travel through?
Optic canal
What foramen does CN III travel through?
Superior orbital fissure
What foramen does CN IV travel through?
Superior orbital fissure
What foramen does V1 travel through?
Superior orbital fissure
What foramen does V2 travel through?
Foramen rotundum
What foramen does V3 travel through?
What foramen does CN VI travel through?
Superior orbital fissure
What foramen does CN VII travel through?
Internal acoustic meatus; facial canal; stylomastoid foramen
What foramen does CN VIII travel through?
Internal acoustic meatus
What foramen does CN IX travel through?
Jugular foramen
What foramen does CN X travel through?
Jugular foramen
What foramen does CN XI travel through?
Jugular foramen
What foramen does CN XII travel through?
Hypoglossal canal
What is A?
Olfactory bulb
What is B?
Olfactory tract
What is C?
Optic nerve
What is D?
Optic chiasma
What is E?
Optic tract
What is F?
Oculomotor
What is G?
Trigeminal
What is H?
Facial
What is I?
Hypoglossal
What is J?
Accessory
What is K?
Vagus
What is L?
Glossopharyngeal
What is M?
Vestibulocochlear
What is N?
Abducents
What is O?
Trochlear
Choosing from general sensory, special sensory, motor and parasympathetic, what kind of fibres are present in CN I?
Special sensory