1. 12 CRANIAL NERVES

3. OLFACTORY NERVE
Cranial Nerve I

4. I. Olfactory Nerve
Component: Sensory
Function: Smell

5. OPTIC NERVE
Cranial Nerve II

6. II. Optic Nerve
Component: Sensory
Function: Vision

7. OCCULOMOTOR NERVE
Cranial Nerve III

8. III. Occulomotor Nerve Component: Motor Function: Raises upper eyelid
Turns eyeball upward, downward and medially
Constricts pupil
Accommodates the eye

9. TROCHLEAR NERVE
Cranial Nerve IV

10. IV. Trochlear Nerve Component: Motor
Function: Assisting in turning eyeball downward and laterally

11. TRIGEMINAL NERVE Cranial Nerve V V1. Ophthalmic Nerve
V2. Maxillary Nerve
V3. Mandibular Nerve

12. ABDUCENT NERVE
Cranial Nerve VI

13. VI. Abducent Nerve Component: Motor
Function: Lateral rectus muscle turns eyeball laterally

14. FACIAL NERVE
Cranial Nerve VII

15. VII. Facial Nerve Component: Mixed Function: Motor Function: Sensory
muscles of the face and scalp
Stapedius muscle
Posterior belly of digastric
Stylohyoid muscles
Function:
Sensory
Taste from ant. 2/3 of tongue, from the floor of the mouth and palate

16. VESTIBULOCOVHLEAR NERVE
Cranial Nerve VIII
*Aka Auditory / Acoustic Nerve

17. VIII. Vestibulocochlear Nerve
Component: Sensory
Function:
Vestibular - semicircular canals – position of head
Cochlear – Organ of Corti - hearing

18. GLOSSOPHARYNEGEAL NERVE
Cranial Nerve IX

19. IX. Glossopharyngeal Nerve
Component: Mixed
Function:
Sensory
General sensation and taste from post. ½ of the tongue and pharynx
Carotis sinus and carotid body
Function:
Motor
Stylopharyngeus muscle – assists swallowing

20. VAGUS NERVE
Cranial Nerve X

21. X. Vagus Nerve Component: Mixed Motor Function:
Heart and great thoracic blood vessels
Larynx, trachea, bronchi and lungs
Liver, kidney, pancreas
Sensory Function:
Visceral organ pain (stomach pains for example)

22. ACCESSORY NERVE
Cranial Nerve XI

23. XI. Accessory Nerve Component: Motor Function: Cranial root
Muscles of soft palate (except tensor veli palatini)
Muscles pharynx (except styopharyngeus)
Muscles of larynx (except cricothyroid)
Spinal root
Sternocleidomastoid and trapezius muscle

24. HYPOGLOSSAL NERVE
Cranial Nerve XII

25. XII. Hypoglossal Nerve Component: Motor
Function: Muscles of tongue (except palatoglossus controlling its shape and movement)

26. Cranial Nerve Order Ooh, Ooh, Ooh, to touch and feel very good V and H
Olfactory, Optic, Occulomotor, Trochlear, Trigeminal, Abducent, Facial, Vestibulocochlear, Glossopharyngeal, Vagus, Accessory, Hypoglossal

27. Some say marry money but my brother says big brains matter most.
Cranial Nerve Component Order
Some say marry money but my brother says big brains matter most.
Sensory, Sensory, Motor, Motor, Both(sensory & motor), Motor, Both, Sensory, Both, Both, Motor, Motor