Shared Flashcard Set

Details

Cranial Nerves
number and function
12
Medical
Professional
11/16/2007

Additional Medical Flashcards

 


 

Cards

Term
CN I
Definition
Olfactory

Special Sensory

Smell
Term
CN II
Definition
Optic

Special Sensory

Vision
Term
CN III
Definition
Oculomotor

Somatic Motor

Levator palpebrae, superioris, superior, medial, and
inferior recti muscles

Visceral Motor

Parasympathetic to ciliary and pupillary constrictor
muscles
Term
CN IV
Definition
Trochlear

Somatic Motor

Superior oblique muscle of the eye
Term
CN V
Definition
Trigeminal

Branchial Motor

Muscles of mastication

General sensory

Sensory for head/neck, sinuses, meninges, and external
surface of tympanic membrane
Term
CN VI
Definition
Abducens

Somatic motor

Lateral rectus muscle (contraction results in abduction of
the eye)
Term
CN VII
Definition
Facial

Branchial Motor

Muscles of facial expression

Visceral motor

Parasympathetic to all glands of head except parotid gland

General sensory

Sensory for ear and tympanic membrane

Special sensory

Taste anterior 2/3 of tongue
Term
CN VIII
Definition
Vestibulocochlear

Special sensory

Hearing and balance
Term
CN IX
Definition
Glossophayngeal

Branchial motor

Stylopharyngeus muscle

visceral motor

parotid gland

visceral sensory

carotid body

general sensory

sensation posterior 1/3 tongue and internal surface of
tympanic membrane
Term
CN X
Definition
Vagus

Branchial Motor

muscles pharynx and larynx

visceral motor

parasympathetic to neck, throat, and abdomen

visceral sensory

sensory from pharynx, larynx, and viscera

special sensory

sensory from external ear
Term
CN XI
Definition
Spinal Accessory

Branchial motor

trapezius and sternocleidomastoid muscles
Term
CN XII
Definition
Hypoglossal

Somatic motor

tongue muscles except palatoglossal
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