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15 Cards in this Set

  • Front
  • Back
CN I
Olfactory Nerve
CN II
Optic Nerve
CN III
Oculomotor Nerve: supplies medial rectus, superior rectus, inferior rectus, inferior oblique, levator palpebrae superior, papillary constrictor and levator palpebrae muscles
CN IV
Trochlear: innervates the superior oblique muscle (moves eye inferiorly and medially)
CN V
Trigeminal Nerve:
CN VI
Abducens Nerve: innervates the lateral rectus. very prone to compression
CN VII
Facial Nerve: afferent taste sensation from anterior 2/3 of tongue, proprioception from facial muscles and cutaneous sensation from part of ear and ear canal
CN VIII
Eustachian or acoustic nerve
CN IX
Glossopharyngeal: supplies constrictors of the pharynx, sensation from upper pharynx and taste from posterior 1/3 of tongue
CN X
Vagus nerve: autonomic innervation to the heart, lungs, esophagus and stomach
CN XI
Accessory Nerve: innervates sternocleiomastoid and trapezius muscles
CN XII
Hypoglossal: supplies genioglossus and tongue muscles
lesion of CN 3
unilateral ptosis progressing to inability to open the eye, lateral and slightly inferior deviation of the eye, pupil dilation, no direct reaction to light, preservation of the consensual papillary response
lesion of CN 4
diplopia corrected by inclination of the head forward and toward the side of the unaffected eye
lesion of CN 5
soft-tactile, thermal, and pain sensation in the face, loss of the corneal and sneezing reflexes and paralysis of the muscles of mastication