Neuroanatomy

Question 1

Cranial Nerve 1

Answer 1

Olfactory

smell sensory

Question 2

Cranial Nerve 2

Answer 2

Optic

vision sensory

Question 3

Cranial Nerve 3

Answer 3

Oculomotor

eyeball movements

Question 4

Cranial Nerve 4

Answer 4

Trochlear

eyeball movements

Question 5

Cranial Nerve 5

Answer 5

Trigeminal

face sensation

Question 6

Cranial Nerve 6

Answer 6

Abducens

eyeball movement

Question 7

Cranial Nerve 7

Answer 7

Facial
face movement (lower motor neuron)

Question 8

Cranial Nerve 8

Answer 8

Vestibulocochlear

auditory and balance sensory

Question 9

Cranial Nerve 9

Answer 9

Glossopharyngeal

pharynx sensation

Question 10

Cranial Nerve 10

Answer 10

Vagus

visceral motor and sensory

Question 11

Cranial Nerve 11

Answer 11

Spinal Accessory

head/shoulder movement

Question 12

Cranial Nerve 12

Answer 12

Hypoglossal

tongue movement

Question 13

olfactory nerve

damage/test

Answer 13

Damage: anosmia
Test: coffee grounds

Question 14

optic nerve

damage/test

Answer 14

Damage: blindness
Test: Snellen card, visual acuity exam

Question 15

oculomotor, trochlear, abducens

damage/test

Answer 15

Damage: double vision
Test: follow finger with eyes

Question 16

trigeminal nerve

damage/test

Answer 16

Damage: numbness to face
Test: brush forehead, teeth, jaw, coronal reflex

Question 17

facial nerve

damage/test

Answer 17

Damage: paralysis of one side of face (Bell’s Palsy), loss of taste anterior tongue
Test: raise eyebrows, squeeze eyes, smile

Question 18

vestibulocochlear nerve

damage/test

Answer 18

Damage: deafness in 1 ear
Test: BAEP, tuning fork at top of head see if both sides equal

Question 19

glossopharyngeal nerve

damage/test

Answer 19

Damage: loss of taste posterior tongue, pharyngeal paralysis
Test: elevation of pallate

Question 20

vagus nerve

damage/test

Answer 20

Damage: hoarseness, pharyngeal paralysis
Test: elevation of pallate

Question 21

spinal accessory nerve

damage/test

Answer 21

Damage: inability to shrug, weakness
Test: shrug shoulders, move head

Question 22

hypglossal nerve

damage/test

Answer 22

Damage: tongue withering, moves in direction of lesion
Test: stick out tongue