cranial nerves Flashcards
CN I
olefactory nerve
CN II
optic nerve
CN III
oculomotor nerve
CN IV
trochlear nerve
CN V
trigeminal nerve
CN VI
abducent nerve
CN VII
facial nerve
CN VIII
vestibulocochlear nerve
CN IX
glossopharyngeal nerve
CN X
vagus nerve
CN XI
spinal accessory nerve
CN XII
hypoglossal nerve
olefactory nerve
special (smell), cribiform plate to superior nasal cavity
optic nerve
special (vision), optic canal to orbit
oculomotor nerve
motor (sensory & visceral), extra ocular muscles, superior orbital fissure to orbit
trochlear nerve
somatic motor, superior oblique muscle (rotates eye), superior orbital fissure to orbit
trigeminal nerve V1
ophthalmic: general sensory from skin of forehead, external nose, philtrum of upper lip, superior orbital fissure to supra-orbital foramen
trigeminal nerve V2
maxillary: general sensory from skin of face overlaying maxilla, nasal cavity, upper teeth, palate, forament rotundum to infra-orbital foramen
trigeminal nerve V3
mandibular: general sensory from skin over the mandible, lower lip, TMJ, branchial motor to mastication muscles, foramen ovale to mandibular foramen
abducent nerve
somatic motor, lateral rectus muscle (pulls eye laterally), superior orbital fissure to orbit
facial nerve
visceral & branchial motor, muscles of facial expression, salivary glands, special sense (taste), internal acoustic meatus
vestibulocochlear nerve
special sensory, hearing & equilibrium, internal acoustic meatus
glossopharyngeal nerve
branchial motor- pharynx
visceral motor- parotid gland
somatic sensory- posterior 1/3 of tongue, palatine tonsil, palate
special sensory- taste
visceral sensory- carotid body & sinus
jugular foramen
vagus nerve
branchial motor- pharynx, larynx, palate
visceral motor- thoracic & abdominal organs
somatic sensory- skin posterior to ear, external auditory canal
special sensory- taste, epiglottis & roof of tongue
visceral sensory- inferior pharynx & larynx mucosa, thoracic & abdominal viscera
jugular foramen
spinal accessory nerve
somatic motor- trapezius, sternocleidomastoid
jugular foramen
hypoglossal nerve
somatic motor- tongue muscles
hypoglossal canal