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13 Cards in this Set

  • Front
  • Back
Olfactory nerve
-olfactory epithellium
-carry impulses for sense of smell
-ansumiu:fracture of the ethmoid bone may lead to loss of smell
optic
-all sense regions in head from resting eye
-carrying impulses from vision
-anopsias:damage the optic nerve or to vision pathway leads to total sight loss
ocuiomotor
-supplies 4 extensmic eye muscles that move eyeball in orbit
-testing:examination of size, shape, quality
Trochear
-in nerves intrinristic eye muscle loops through pulley shaped ligament in orbits
-trama results in doule vision; reduced rotation
trigemnas
-fibers to face& motor; fibers to chewing mucles
-largest
-douloranx:caused be inflimation of trigimnal nerve:provked by sensory stimuli puts pressure on the trigemnal nerve
abducent
-controls extremtic eye
-muscle, then turns the eye laterally
facial
-facial expression
-bells palsy:paralysis of facial mucles
-caused by herpes symplex 1 infection
vestibulocochlear
-hearing and balance
-fibers from hearing and equilibrum apparatis fo inner ear and puss through asccitic makes to enter the brain
branches of vestibulocochlear
vestibular:
-sense of equibrium
-damage: deathness
-vestibular, dizziness rapid movement
glossopharyhgeal
-emerge the medius and leave skull via the juglar foraman to run to throat
-tounge and pharynx damage impairs swallowing and taste
vagus
-throat and dbdomen
-parasymatic effective
-heart and lungs
-regulation of heart rate, breathing, digestive activity
-damage:hoarsness, swallowing, destroys body
accessory
-accessory nerve of vagus
-cranial root from lateral a speer of medulia
-spinal root motor nerves; to trapizeius
sternally: madulla muscle
injury:spial roots head to turn toward injured side
hypoglossal
-tounge never of vagus
-tounge and inesting moving
-motor function
-food micing; speech
damage: difficulty in speech and swallowing