Cranial Nerves and Nuclei

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Author:
pretty4Jesus
ID:
79816
Filename:
Cranial Nerves and Nuclei
Updated:
2011-04-15 11:27:56
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Neuroanatomy
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Cranial Nerves and Nuclei
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  1. Motor
    • Somatic motor/Brachial motor: striated m
    • Visceral motor:invol, sm m, autonomic
  2. Occulomotor nucleus
    • somatic motor to: sup, med, inf recti
    • inf oblique
    • levator palpebrae
    • CN3
  3. Edinger-Westphal nucleus
    • visceral motor (parasym) to: pupil/siliary body
    • CN3
  4. Trochlear nucleus
    • somatic motor: SO4
    • CN4
    • dorsally below inf colliculus
  5. Facts
    SENSORY trigem rule: 5 + 7,9,10
  6. Mesencephalic nucleus of CN5
    • Gen sensory- muscl of mastication, mouth
    • CN 5 + 7,9,10
  7. Chief Sensory nucl of CN5
    • Gen sensory-- recieves somatosensory info from head/neck
    • CN 5 + 7,9,10
  8. Spinal nucl of CN5
    Gens sensory- pain/temp/fine touch from face
  9. Motor nucl of CN5
    • Motor- m of mastication
    • CN5
  10. Abducens nucl
    • SOmatic motor- LR6
    • CN6
  11. Motor nucl of CN7
    • Brachial motor- m of facial xpression
    • CN7
  12. Vestibular nuclei
    --
  13. Vestibular complex
    • Special sensory- balance, orientation in space
    • CN8
  14. Cochlear nucl
    • Special sensory- auditory info
    • CN8
  15. Hypoglossal nucl
    Somatic motor- m of tongue
  16. Solitary nucl
    • Visceral sensory (taste, carotid, barorecptors, chemoR, in abdomen and thorax)
    • CN 7,9,10
  17. Dorsal motor nucl of vagus
    • Visceral motor (paras)- heart, lungs, viscera
    • CN10
  18. Nucleus ambiguus
    • Brachial motor to larynx/pharynx
    • CN 9,10,11
  19. MLF
    • horizontal eye mov'ts
    • trochlear and occulo travel thru
    • midbrain, also in pons and medulla

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