Craniofacial Nerves Flashcards
What is CNI?
Olfactory
Where does CNI attach?
Olfactory bulb
Where does CNI go through?
Cribiform plate
What are the components for CNI?
SVA
What does CNI innervate?
olfactory nasal mucosa (smell)
What is CNII?
Optic
Where does CNII attach?
Optic chiasma
Where does CNII go through?
Optic canal
What are the components for CNII?
SSA
What does CNII innervate?
rods and cones of retina
What is CNIII?
Oculomotor
Where does CNIII go through?
superior orbital fissure
What are the components for CNIII?
GVE and GSE
What component is parasympathetic?
GVE
What does CNIII innervate?
sphincter pupillae and ciliary muscles, superior, medial and inferior recti and inferior oblique eyeball muscles and levator palpebrae superioris
What is CNIV?
Trochlear
Where does CNIV go through?
superior orbital fissure
What are the components of CNIV?
GSE
What structures does CNIV innervate?
superior oblique eyeball muscle
What is CNV?
Trigeminal
What is CNV1?
Trigeminal Opthalmic
What is CNV2?
Trigeminal maxillary
What is CNV3?
Trigeminal mandibular