Cranial nerves

• Olfactory nerve 


  Number: I

  Function: responsible for smell

  synapses onto olfactory bulb
• Occipital nerve 


  Number: II

  Function: responsible for vision
• Oculomotor nerve 


  Number: III

  Function: controls eye movements
• Trochlear nerve


  Number: IV

  Function: innervates muscles used to move eyes down and medial
• Trigeminal nerve


  Number: V

  function: controls the muscles of mastication

  carries sensory information from the anterior 2/3 of the tongue, not taste but texture
• Abducens nerve 


  Number: VI

  function: side to side eye movement
• Facial nerve


  Number: VII

  Function: face muscles; carries taste from anterior 2/3 of tongue
• Vestibulocochlear nerve

  Number: VIII

  Function: balance and hearing
• Glossopharyngeal nerve

  number: IX

  function: muscles of throat used to swallow; remaining 1/3 posterior of tongue for taste and sensation
• Vagus nerve 


  Number: X

  Function: synapses onto all organs

  parasympathetic in nature
• Spinal accessory nerve 


  Number: XI

  function: allows shoulders to shrug, head to tilt
• Hypoglossal nerve 


  Number: XII

  Function: tongue movement