Cranial nerve pairs functions

1.      Which cranial nerve carries afferent impulses associated with the sense of smell?

a)      Optic

b)     Trigeminal

c)      Facial

d)     Olfactory

e)      Vestibulocochlear

2.      One of the following pairs is mismatched

a)      I-Olfactory

b)     II-Optic

c)      V-Trigeminal

d)     VII-Facial

e)      XI-Oculomotor

f)       XII-Hypoglossal

3.      Which cranial nerve conducts sensory impulses from the mucosae of the mouth and nose and from the surfaces of the eyes?

a)      Facial

b)     Trigeminal

c)      Trochlear

d)     Accessory

e)      Olfactory

4.      Which cranial nerve has a very large portion composed of parasympathetic motor fibers, which supply the heart and smooth muscles of the abdominal visceral organs?

a)      Trigeminal

b)     Oculomotor

c)      Vestibulocochlear

d)     Vagus

e)      Accessory

f)       Hypoglossal

5.      Which cranial nerve is tested when hearing tests are conducted using air and bone conduction?

a)      Vagus

b)     Accessory

c)      Abducens

d)     Vestibulocochlear

e)      Trochlear

6.      Which cranial nerve supplies somatic motor fibers to muscles of facial expression, and parasympathetic motor fibers to lacrimal and salivary glands?

a)      Facial

b)     Trigeminal

c)      Optic

d)     Hypoglossal

7.      Which cranial nerve is being tested when vision and visual field are determined by using an eye chart?

8.      Which three cranial nerves are being tested when a subject is asked to follow an object with his eyes?

9.      When the sternocleidomastoid and trapezius muscles are checked for strength, what cranial nerve is being tested?

10.  When a person is asked to protrude and retract their tongue, which cranial nerve is being tested?

11.  Which cranial nerve could be compressed by a tumor growing in the pituitary gland? 

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