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Cranial Nerves
Again, poo. Just memorize them.
13
Anatomy
Undergraduate 2
02/16/2010

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Term
Cranial Nerve I
Definition
-Olfactory
-Sensory Function: Smell
-Somatic Motor Function: NONE
-Parasympathetic Motor Function: NONE
Term
Cranial Nerve II
Definition
-Optic
-Sensory Function: Vision
-No motor function
Term
Cranial Nerve III
Definition
-Oculomotor
-No sensory function
-Somatic Motor Function: Moves extrinsic eye muscles
-Parasympathetic Motor Function: Pupil sphincter and ciliary muscles which change lens dimensions.
Term
Cranial Nerve IV
Definition
-Trochlear
-No Sensory Function
-S.M.Function: superior oblique eye muscle
-P.S.M.Function: NONE
Term
Cranial Nerve V
Definition
-Trigeminal
-Sensory: scalp, nasal cavity, entire face, most of oral cavity, teeth, anterior two thirds of tong, part of auricle ear
-S.M.Function: muscles of mastication
-P.S.M.Function: NONE
Term
Cranial Nerve VI
Definition
-Abducens
-NO sensory function
-S.M.Function: lateral rectus eye muscle
-P.S.M.Function: NONE
Term
Cranial Nerve VII
Definition
-Facial
-Sensory: taste from anterior two thirds of tongue
-S.M.Function: muscles of facial expression
-P.S.M.Function: increase secretion from lacrimal gland of eye, submandibular and sublingual salivary glands
Term
Cranial Nerve VIII
Definition
-Vestibulocochlear
-Sensory: hearing, equilibrium (vestibular branch)
-S.M.Function: NONE
-P.S.M.Function: NONE
Term
Cranial Nerve IX
Definition
-Glossopharyngeal
-Sensory: Touch and taste to posterior one third of tongue, visceral sensory from carotid bodies
-S.M.Function: One pharyngeal muscle
-P.S.M.Function: increases secretion from parotid salivary gland
Term
Cranial Nerve X
Definition
-Vagus
-Sensory: from viscera, and external auditory meatus, eardrum and pharynx
-S.M.Function: most pharyngeal muscles, laryngeal muscles
-P.S.M.Function: smooth muscle and glands of heart, lungs, larynx, trachea, most abdominal organs
Term
Cranial Nerve XI
Definition
-Accessory
-Sensory: NONE
-S.M.Function: trapezius muscle, sternocleidomastoid
-P.S.M.Function: NONE
Term
Cranial Nerve XII
Definition
-Hypoglossal
-Sensory: NONE
-S.M.Function: intrinsic tongue muscles and extrinsic tongue muscles
-P.S.M.Function: NONE
Term
pneumonic device?
Definition
O - oh - (Olfactory)
O - oh - (Optic)
O - oh - (Oculomotor)
T - To - (Trochlear)
T - Take - (Trigeminal)
A - A - (Abducens)
F - Family - (Facial)
V - Vacation - (Vestibulocochlear)
G - Go - (Glossopharyngeal)
V - Vegas - (Vagus)
A - Accesory - (Accessory)
H - Heaven - (Hypoglossal)
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