Cranial Nerves Flashcards
Foramen CN I exits the skull?
cribriform foramina
Foramen CN II exits the skull?
optic canal
Foramen CN III exits the skull?
superior orbital fissure
Foramen CN IV exits the skull from?
superior orbital fissure
Foramen CN V1 exits through?
Superior orbital fissure
Foramen CN V2 exits through?
foramen rotundum
Foramen CN V3 exits through?
foramen ovale
Foramen CN VI exits through?
Superior orbital fissure
Foramen CN VII exits through?
internal auditory meatus, stylomastoid foramen
Foramen CN VIII exits through?
internal auditory meatus
Foramen CN IX exits through?
jugular foramen
Foramen CN X exits through?
jugular foramen
Foramen CN XI exits through?
foramen magnum
Foramen CN XII exits through?
hypoglossal canal
Cells of origin for CN I
nasal mucosa
Cells of origin for CN II
ganglion cells of retina
Cells of origin for CN III
Motor: oculomotor nucleus
Parasymp: accessory oculomotor nucleus
Cells of origin for CN IV
trochlear nucleus
Cells of origin V1
trigeminal ganglion
Cells of origin V2
trigeminal ganglion
Cells of origin CN V3
Sensory: trigeminal ganglion
Motor: trigeminal motor nucleus
Cells of origin CN VI
abducens nucleui
Cells of origin CN VII
Sensory: geniculate ganglion
Motor: facial motor nucleus
Parasymp: superior salivatory nucleus
Cells of origin VII
equillibrium: vestibular ganglion
hearing: spiral ganglion
Cells of origin CN IX
Sensory: superior/inferior ganglion
Motor: nucleus ambiguous
Parasymp: inferior salivatory nucleus
Cells of origin CN X
Sensory: superior/inferior ganglion
Motor: nucleus ambiguous
Parasymp: dorsal motor nucleus
Cells of origin CN XI
ventral C1-C5
Cells of origin XII
hypoglossal nucleus
