ppt from dr. fabie :)

1. By: Dr. Pamela Josefina T. Fabie

3. Cranial Nerve I

4.  Component: Sensory
 Function: Smell
 Origin: Olfactory receptor nerve cells
 Opening to the Skull: Openings in
cribriform plate of ethmoid

6. Cranial Nerve II

7.  Component: Sensory
 Function: Vision
 Origin: Back of the eyeball
 Opening to the Skull: Optic Canal

9. Cranial Nerve III

10.  Component: Motor
 Function:
 Raises upper eyelid
 Turns eyeball upward, downward and
medially
 Constricts pupil
 Accommodates the eye
 Origin: Anterior surface of the midbrain
 Opening to the Skull: Superior orbital fissure

12. Cranial Nerve IV

13.  Component: Motor
 Function: Assisting in turning eyeball
downward and laterally
 Origin: Posterior surface of the midbrain
 Opening to the Skull: Superior orbital fissure

15. Cranial Nerve V

16. V. Trigeminal Nerve

17.  Component: Sensory
 Function:
 Cornea
 Skin of forehead
 Scalp
 Eyelids and nose
 Mucuos membranes of paranasal
sinuses and nasal cavity
 Origin: Anterior aspect of the pons
 Opening to the Skull: Superior orbital fissure

18. Infratrochlear

19. V1. Ophthalmic Nerve

20. o Component: Sensory
o Function:
o Skin of the face over maxilla
o Teeth of the upper jaw
o Mucous membrane of the nose, the
maxillary sinus and palate
o Origin: Anterior aspect of the pons
o Opening to the Skull: Foramen ovale

21. V2. Maxillary Nerve

22. o Component: a. Motor
o Function:
o Muscles of mastication
o Mylohyoid
o Anterior belly of digastric
o Tensor veli palatine
o Tensor tympani
o Origin: Anterior aspect of the pons
o Opening to the Skull: Foramen Rotundum

23. • Component: b. Sensory
• Function:
• Skin of cheek
• Skin over mandible and side of head
• Teeth of lower jaw and TMJ
• Mucous membrane of mouth and anterior
part of tongue
• Origin: Anterior aspect of the pons
• Opening to the Skull: Foramen Rotundum

24. V3. Mandibular Nerve

25. Cranial Nerve VI

26.  Component: Motor
 Function: Lateral rectus muscle turns eyeball
laterally
 Origin: Anterior Surface of hindbrain
between pons and medulla
 Opening to the Skull: Superior orbital fissure

27. VI. Abducent Nerve