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