Cranial Nerves

  • I-Olfactory-Smell
  • II-Optic-Vision acuity
  • III-Oculomotor - Eye function
  • IV-Trochlear - Eye function
  • V-Trigeminal - Sensory of the face, chewing
  • VI-Abducens - Eye function
  • VII-Facial - Facial expression, wrinkle forehead, taste anterior tongue
  • VIII-Vestibulocochlear - Auditory acuity, balance and postural responses
  • IX-Glossopharyngeal - Taste on posterior 33% of the scale
  • X-Vagus - Cardiac, respiratory reflexes
  • XI-Spinal Accessory - Strength of trapezius and Sternocleidomastoid muscles
  • XII-Hypoglossal - Motor function of the tongue