Cranial nerve - Name/Number

Question 1

CN I

Answer 1

Olfactory

Question 2

CN II

Answer 2

Optic

Question 3

CN III

Answer 3

Oculomotor

Question 4

CN IV

Answer 4

Trochlear

Question 5

CN V

Answer 5

Trigeminal

Question 6

CN VI

Answer 6

Abducens

Question 7

CN VII

Answer 7

Facial

Question 8

CN VIII

Answer 8

Vestibulochochlear

Question 9

CN IX

Answer 9

Glossopharyngeal

Question 10

CN X

Answer 10

Vagus

Question 11

CN XI

Answer 11

Accessory

Question 12

CN XII

Answer 12

Hypoglossal

Question 13

What 3 Cranial nerves are SENSORY only nerves?

Answer 13

Olfactory (I)
Optic (II)
Vestibulocochlear (VIII)

Question 14

What 5 cranial nerves are MOTOR only nerves?

Answer 14

Oculormotor (III)
Trochlear (IV)
Abducens (VI)
Accessory (XI)
Hypoglossal (XII)

Question 15

What 4 cranial nerves are MIXED?

Answer 15

Trigeminal (V)
Facial (VII)
Glossopharyngeal (IX)
Vagus (X)

Question 16

Olfactory Nerve (I)

Answer 16

conducts sensory information for smell to the brain from receptors in the nasal cavity

Sensory

Question 17

Optic Nerve (II)

Answer 17

Conducts sensory information from the retina of the eye to the brain for vision

Sensory

Question 18

Vestibulocochlear (XIII)

Answer 18

The vestibular branch conveys sensory impulses for equilibrium while the cochlear branch conveys sensory impulses for hearing – both from the inner ear

Sensory

Question 19

Oculomotor (III)

Answer 19

conveys motor impulses to some muscles that move the eyeball, iris, and upper eyelid

Motor

Question 20

Trochlear (IV)

Answer 20

conveys motor impulses to a muscle that moves the eyeball

Motor

Question 21

Abducens (VI)

Answer 21

a nerve that conveys motor impulses to a muscles of the eyeball

Motor

Question 22

Accessory (XI)

Answer 22

conveys motor impulses to the SCM and trapezius muscles

Motor

Question 23

Hypoglossal (XII)

Answer 23

supplies muscles of the tongue with motor impulses for swallowing and speech

Question 24

Trigeminal (V)

Answer 24

conveys sensory info for touch, pain, and thermal sensations from 3 regions of the face;

motor impulses to muscles of mastication

mixed

Question 25

Facial (VII)

Answer 25

the sensory portion is for taste and proprioceptors in many facial muscles;

motor portion leads to muscles of facial expression, lacrimal (tear), and salivary glands

mixed

Question 26

Glossopharyngeal (IX)

Answer 26

sensory information from the tongue (taste, pain…), baroreceptors (blood pressure) and chemoreceptors (blood gases) in certain blood vessels.

motor impulses to pharyngeal/laryngeal muscles and salivary glands

mixed

Question 27

Vagus (X)

Answer 27

sensory impulses from taste buds, neck/throat, baroreceptors and chemoreceptors in some blood vessels; sensory information from most thoracic and abdominal organs;

motor impulses for swallowing, vocalization, heart, GI tract muscles and glands

mixed