Cranial Nerves Quiz

Which cranial nerve is responsible for the sense of smell?

• Cranial Nerve IV (Trochlear)

• Cranial Nerve III (Oculomotor)

• Cranial Nerve II (Optic)

• Cranial Nerve I (Olfactory)

What does Cranial Nerve II (Optic) innervate?

• Nasal mucosa

• Eyes (retina)

• Tongue

• Face

Which cranial nerve controls the muscles of facial expression?

• Cranial Nerve V (Trigeminal)

• Cranial Nerve IX (Glossopharyngeal)

• Cranial Nerve X (Vagus)

• Cranial Nerve VII (Facial)

Cranial Nerve VIII (Vestibulocochlear) is primarily responsible for which function?

• Taste

• Hearing and head balance

• Eye movement

• Swallowing

Which cranial nerve is the longest?

• Cranial Nerve IX (Glossopharyngeal)

• Cranial Nerve X (Vagus)

• Cranial Nerve XI (Accessory)

• Cranial Nerve XII (Hypoglossal)

What is the primary function of Cranial Nerve V (Trigeminal)?

• Hearing

• Eye movement

• Sensation to the face and mastication

• Control of tongue movement

Cranial Nerve IX (Glossopharyngeal) innervates which structures?

• Muscles of the neck

• Tongue & Pharynx

• Eyes & Ears

• Nasal mucosa

Which cranial nerve is involved in controlling the pupil and iris?

• Cranial Nerve III (Oculomotor)

• Cranial Nerve IV (Trochlear)

• Cranial Nerve VII (Facial)

• Cranial Nerve VI (Abducens)

What does Cranial Nerve XI (Accessory) primarily control?

• Muscles of the neck

• Muscles of mastication

• Muscles of the tongue

• Muscles of facial expression

Cranial Nerve X (Vagus) is involved in which of the following?

• Taste and hearing

• Facial sensation

• Digestive and respiratory functions

• Eye movement