-
I
- Name: Olactory
- Components: Sensory
- Function: Olfaction
- Opening to Skull: Cribriform plate of the ethmoid bone
-
II
- Name: Optic
- Components: Sensory
- Function: Vision
- Opening to Skull: Optic canal
-
III
- Name: Oculomotor
- Components: Motor/autonomic
- Function: Some of the extra ocular muscles, ciliary muscles, & sphincter pupil
- Opening to Skull: Superior orbital fissure
-
IV
- Name: Trochlear
- Components: Motor
- Function: One of the extra ocular muscles
- Opening to Skull: Superior orbital fissure
-
V
- Name: Trigeminal
- Ophthalmic division/Sensory
- Maxillary division/Sensory
- Mandibular division/Sensory,Motor
-
What is the function of the Ophthalmic division & where does it open to the skull?
- Mainly cornea, skin of the forehead, upper eyelids
- Superior orbital fissure
-
What is the function of the Maxillary division & where does it open to the skull?
- Mainly skin of the face b/w the lower eyelid & upper lip, nasal cavity, upper teeth, & palates
- Foraman rotundum
-
What is the function of the Mandibular division & where does it open to the skull?
- Mainly skin covering the mandible, lower teeth, ottar cavity (except palates), & the muscles of mastication
- Foraman ovale
-
VI
- Name: Abducent
- Components: Motor
- Function: One of the extra ocular muscles
- Opening to Skull: Superior orbital fissure
-
VII
- Name: Facial
- Components: Sensory/motor/autonomic
- Function: Taste of the anterior two-thirds of the tongue, muscles of facial expression, submandibular, sublingual, & lacrimal glands
- Opening to Skull: Internal acoustic (auditory) meatus
-
VIII
- Name: Vestibulocochlear
- Components: Sensory
- Function: Hearing and balance
- Opening to Skull: Internal acoustic (auditory) meatus
-
IX
- Name: Glossopharyngeal
- Components: Sensory/motor/autonomic
- Function: Taste & genial sensation of the posterior one third of tongue, a muscle of the pharynx, & general sensation of the oro-pharynx
- Opening to Skull: Jugular foramen
-
X
- Name: Vagus
- Components: Sensory/motor/autonomic
- Function: Pharyngeal& palatine muscles, larynx, trachea, lungs, heart, & parts of the gastrointestinal tract
- Opening to Skull: Jugular foramen
-
XI
- Name: Accessory
- Components: Motor
- Function: Sternocleidomastoid & trapezius (spinal root)
- Opening to Skull: Jugular foramen
-
XII
- Name: Hypoglossal
- Components: Motor
- Function: Muscles of the tongue (except palatoglossus)
- Opening to Skull: Hypoglossal canal
|
|
