CN functions and foramina Flashcards
Which foramen - olfactory nerve?
cribiform plate of ethmoid
Function - olfactory nerve?
sensory - smell
Nucleus - olfactory nerve?
anterior olfactory nucleus
Which foramen - optic nerve?
optic canal
Function - optic nerve?
sensory - vision
Nucleus - optic nerve?
lateral geniculate nucleus
Which foramen - oculomotor nerve?
superior orbital fissure
Function - oculomotor nerve?
motor innervation of: dorsal rectus, medial rectus, ventral rectus, ventral oblique
collectively perform most eye movements…
(raises upper lid, turns eyeball up/down/medially), constricts pupil, accommodates eye.
Nucleus - oculomotor nerve?
oculomotor nucleus, edinger-westphal nucleus
Foramen - trochlear nerve?
superior orbital fissure
Function - trochlear nerve?
motor - innervates superior oblique - turns eyeball downwards & laterally
Nucleus - trochlear nerve?
trochlear nucleus
Foramen - trigeminal nerve?
V1 - superior orbital fissure
V2 - foramen rotundum
V3 - foramen ovale
Function - trigeminal nerve - V1 branch?
V1 - Ophthalmic - sensory
- from the scalp to the skin of the nose
- mucous membrane of paranasal sinuses and nasal cavity
Function - trigeminal nerve - V2 branch?
V2 - Maxillary - sensory
- maxillary skin
- maxillary teeth
- maxillary sinus
- mucous membrane of nose
- palate