12CN

• Olfactory


  I

  
  

  Sense of smell S
• Optic


  II

  
  

  Vision S
• Oculomotor


  III

  
  

  Eye/eyelid control, pupil, lens shape M
• Trochlear


  IV

  
  

  Eye movement, superior oblique M
• Trigeminal


  V

  
  

  Chewing, sensation for head and face B
• Abducens


  VI

  
  

  Lateral eye movement, lateral rectus M
• Facial


  VII

  
  

  Facial expression, salivation, taste, tears B
• Vestibulocochlear


  VIII

  
  

  Hearing and equilibrium (balance/orientation) S
• Glossopharyngeal


  IX

  
  

  Salivation, taste, swallowing B
• Vagus


  X

  
  

  Visceral muscle movement B
• Accessory (Also known as "Spinal Accessory")


  XI

  
  

  Head, shoulder control M
• Hypoglossal


  XII

  
  

  Tongue movements, speech, swallowing M