CRANIAL NERVES
#
Name
Type of Axon
Function
I
Olfactory
Special sensory
Smell
II
Optic
Special sensory
Vision
III
Oculomotor
Somatic Motor
Visceral Motor
Movement of eye/eyelid
Pupil size
IV
Trochlear
Somatic Motor
Eye movement
V
Trigeminal
Somatic Sensory
Somatic Motor
Touch to face
Jaw muscles
VI
Abducens
Somatic Motor
Eye movement
VII
Facial
Somatic Sensory
Special Sensory
Smile muscles
Tongue (anterior)
VIII
Auditory-Vestibular
Special sensory
Hearing/balance
IX
Glossopharyngeal
Somatic Motor
Visceral Motor
Special Sensory
Visceral Sensory
Visceral Motor
Throat muscles
Salivary glands
Tongue (posterior)
BP in aorta
Heart, lungs, abdominal organs
X
Vagus
Visceral Motor
Visceral Sensory
Somatic Motor
Heart, lungs, abdominal organs
Pain
Throat
XI
Spinal Accessory
Somatic Motor
Throat & neck
XII
Hypoglossal
Somatic Motor
Tongue