12 Cranial Nerves

12 Cranial Nerves

1. Olfactory (I)

   • Smell

2. Optic (II)

   • Vision

3. Occulomotor (III)

   • Eye focus
   • Eye movement

4. Trochlear (IV)

   • Eye movement

5. Trigeminal (V)

   • Sensation
     • Head
     • face

6. Abducens (VI)

   • Eye abduction

7. Facial (VII)

   • Facial expressions
   • saliva
   • taste

8. Acoustic (VIII)

   • AKA: Vestibulocochlear
   • Hearing
   • Balance

9. Glossopharyngeal (IX)

   • Taste
   • Swallowing motions

10. Vagus (X)

    • Movement Sensations
      • e.g.
        • Decreased Heartbeat
        • Increased Peristalsis
    • Voice Production

11. Accessory (XI)

    • Movement of
      • Head
      • Shoulders

12. Hypoglossal (XII)

    • Tongue movements