Cranial Nerves Quiz

Which cranial nerve is responsible for vision?

• Optic (II)

• Olfactory (I)

• Facial (VII)

• Vestibulocochlear (VIII)

The nerve that controls movement of most facial muscles and helps you make expressions is:

• Hypoglossal (XII)

• Facial (VII)

• Trochlear (IV)

• Abducens (VI)

Which nerve helps you hear and keep your balance?

• Vagus (X)

• Trigeminal (V)

• Vestibulocochlear (VIII)

• Accessory (XI)

The nerve that lets you smell is called:

• Oculomotor (III)

• Olfactory (I)

• Glossopharyngeal (IX)

• Trigeminal (V)

What is the primary function of the Oculomotor nerve (CN III)?

• Smell

• Movement of the eye, pupil constriction, and raising the eyelid

• Facial expressions

• Hearing and balance

Which of the following describes the main function of the Trigeminal nerve (CN V)?

• Hearing and balance

• Sensation in the face and chewing

• Controlling heart rate and digestion

• Moving the eyes outward

The Trochlear nerve (CN IV) is responsible for:

• Moving the tongue

• Smelling different scents

• Moving the eye downward and inward

• Chewing and feeling sensations in the face

The Abducens nerve (CN VI) helps with:

• Moving the eye outward

• Taste and swallowing

• Movement of the neck and shoulders

• Smell and vision

What is one of the key roles of the Glossopharyngeal nerve (CN IX)?

• Movement of the eye

• Aiding in swallowing

• Facial expressions

The Vagus nerve (CN X) has many functions, including:

• Vision and eye movement

• Gag reflex and swallowing

• Movement of the tongue

• Sensations of taste from the front two-thirds of the tongue