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Cranial Nerves - Functions

Terms in this set (27)

olfactory
smell
optic
vision
oculomotor - somatic motor
motor to extraocular muscles except superior oblique and lateral rectus
oculomotor - visceral motor
lens accomodation (focusing) and pupilary constriction
trochlear
innervates superior oblique muscle
abducens
innervates lateral rectus muscle
trigeminal v1
sensory from upper face
trigeminal v2
sensory from mid face
trigeminal v3
sensory from lower face and anterior 2/3 of tongue; innervates mastication muscles
facial - branchiomotor
innervates facial expression muscles
facial - special sensory
taste from palate and anterior 2/3 of tongue (via chorda tympani)
facial - visceral motor
submandibular gland, sublingual gland, and mucosa of nasal cavity (chorda tympani); lacrimal gland, paranasal sinuses and mouth (greater petrosal)
facial - visceral sensory
salivary gland reflexes
facial - somatic sensory
small patch of skin behind the ear, external auditory meatus, tympanic membrane
vestibulococchlear
hearing and balance
glossopharyngeal - special sensory
taste from posterior tongue and vallate papillae
glossopharyngeal - somatic sensory
small patch of skin behind the ear, external auditory meatus, tympanic membrane; posterior 1/3 of tongue; pharynx mucosa, auditory tube and middle ear cavity
glossopharyngeal - branchiomotor
motor to stylopharyngeus muscle
glossopharyngeal - visceral motor
parotid gland (lesser petrosal n)
glossopharyngeal - visceral sensory
baro- and chemoreception from carotid body and sinus
vagus - special sensory
taste from base of the tongue, epiglottis, laryngeal inlet
vagus - visceral motor
glands and smooth musculature of the epiglottic region and cervical, thoracic, and abdominal viscera
vagus - branchiomotor
innervation of palate muscles, vocal folds, pharynx, upper esophagus
vagus- somatic sensory
small patch of skin behind the ear, external auditory meatus, tympanic membrane; muscle spindles in the larynx and pharynx; laryngeal inlet, upper esophagus
vagus - visceral sensory
interoceptive information and the afferent limb of visceral reflexes
spinal accessory nerve
innervates trapezius and sternocleidomastoid
hypoglossal
innervates intrinsic and extrinsic muscles of the tongue
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