14.4 cranial nerves

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XQWCat
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114698
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14.4 cranial nerves
Updated:
2011-11-05 17:58:05
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vet tech
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14.4 the nervous system: nerve structures and related terms; cranial nerves
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  1. abducens
    sixth cranial nerve; motor nerve that supplies retractor and lateral rectus muscle of eye
  2. acoustic
    eighth cranial nerve having two sensory division: cochlear, which supplies cochlea of ear (hearing), and vestibular, which supplies vestibule and semicircular canals of ear (equilibrium); also called auditory nerve
  3. facial
    seventh cranial nerve; sensory and motor nerve, which originates in pons, supplies facial muscles, some taste buds and salivary glands.
  4. glossopharyngeal
    ninth cranial nerve; originates in medulla oblongata and supplies tongue, pharynx and parotid salivary glands
  5. hypoglossal
    twelfth cranial nerve; motor nerve that originates in medulla oblongata and innervates muscles of tongue
  6. oculomotor
    third cranial nerve, both sensory and motor, which supplies most of eye muscles, pupillary sphincter, and ciliary processes
  7. olfactory
    first cranial nerve; sensory nerve that innervates nasal mucous membrane to supply sense of smell
  8. optic
    second cranial nerve; sensory nerve supplying reina of eye for sight
  9. spinal accessory
    eleventh cranial nerve; motor nerve to muscles of shoulder and neck
  10. trigeminal
    fifth cranial nerve, both sensory and motor; supplies muscles of mastication, eye and face
  11. trochlear
    fourth cranial nerve; motor nerve that suppies dorsal oblique muscle of eye
  12. vagus
    tenth cranial nerve; both sensory and motor; supplies visceral structures in thorax, abdomen, pharynx and larynx

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