Nerves

Question 1

Function: vision

Malfunctions: anopia

Answer 1

Optic

Question 2

Function: upper eyelid and eyeball movement

Malfunctions: strabismus, ptosis, diplopia

Answer 2

Oculomotor

Question 3

Function: eye movement and sensation

Malfunctions: vertical droop of the eye

Answer 3

Trochlear

Question 4

Function: smell

Malfunctions: anosmia

Answer 4

Olfactory

Question 5

Function: dental and face nerve

Malfunctions: compromised teeth and face sensation, tongue movement

Answer 5

Trigeminal

Question 6

Function: lateral eye sense and movement

Malfunctions: eye cannot move laterally

Answer 6

Abducens

Question 7

Function: tease sensation and facial expression

Malfunctions: Bell’s palsy

Answer 7

Facial

Question 8

Function: equilibrium, hearing, sensation

Malfunctions: acoustic loss, vertigo, tinnitus, ataxia

Answer 8

Vestibulocochlear

Question 9

Function: taste sensation, swallowing, regulation of breaths

Malfunctions: loss of taste, difficulty swallowing, reduced saliva flow of the parotid gland

Answer 9

Glossopharyngeal

Question 10

Function: taste sensation of epiglottis, pharynx, blood pressure, smooth muscle of GI system, heart rate, digestion

Malfunctions: paralyzed vocal cords, heart rate increase, sensation interference of swallowing, GI organs

Answer 10

Vagus

Question 11

Function: body sensation, muscles of shoulders

Malfunctions: difficulty raising shoulders and moving head

Answer 11

Accessory

Question 12

Function: body sensation, tongue movement in speech and swallowing

Malfunctions: difficulty chewing, speaking, and swallowing

Answer 12

Hypoglossal