cranial nerves

• Cranial nerve I (Olfactory nerve): Smell
• Cranial nerve III (Oculomotor nerve): Eye

  movements and opening of the eyelid
• Cranial nerve IV (Trochlear nerve): Eye

  movements
• Cranial nerve V (Trigeminal nerve): Facial

  sensation and jaw movement
• Cranial nerve VII (Facial nerve): Eyelid

  closing, facial expression and taste sensation
• Cranial nerve VI (Abducens nerve): Eye

  movements
• Cranial nerve VIII (Vestibulocochlear

  nerve): Hearing and sense of balance
• Cranial nerve IX (Glossopharyngeal nerve):

  Taste sensation and swallowing
• Cranial nerve X (Vagus nerve): Heart rate,

  swallowing, and taste sensation
• Cranial nerve XI (Spinal accessory nerve):

  Control of neck and shoulder muscles
• Cranial nerve XII (Hypoglossal nerve):

  Tongue movement