Beginner Cranial Nerves Quiz

Q1. Which cranial nerve is responsible for olfaction?

• Optic nerve (CN II)
• Trigeminal nerve (CN V)
• Olfactory nerve (CN I)
• Facial nerve (CN VII)

Q2. Which cranial nerve carries visual information from the retina?

• Oculomotor nerve (CN III)
• Vestibulocochlear nerve (CN VIII)
• Optic nerve (CN II)
• Trochlear nerve (CN IV)

Q3. Which cranial nerve innervates most extraocular muscles?

• Oculomotor nerve (CN III)
• Optic nerve (CN II)
• Abducens nerve (CN VI)
• Trochlear nerve (CN IV)

Q4. Which cranial nerve supplies the superior oblique muscle?

• Trochlear nerve (CN IV)
• Abducens nerve (CN VI)
• Oculomotor nerve (CN III)
• Facial nerve (CN VII)

Q5. Which cranial nerve provides the major somatic sensory innervation of the face?

• Facial nerve (CN VII)
• Glossopharyngeal nerve (CN IX)
• Vagus nerve (CN X)
• Trigeminal nerve (CN V)

Q6. Which cranial nerve supplies the lateral rectus muscle?

• Abducens nerve (CN VI)
• Oculomotor nerve (CN III)
• Accessory nerve (CN XI)
• Trochlear nerve (CN IV)

Q7. Which cranial nerve supplies the muscles of facial expression?

• Facial nerve (CN VII)
• Glossopharyngeal nerve (CN IX)
• Trigeminal nerve (CN V)
• Hypoglossal nerve (CN XII)

Q8. Which cranial nerve carries auditory and vestibular information?

• Facial nerve (CN VII)
• Vestibulocochlear nerve (CN VIII)
• Optic nerve (CN II)
• Vagus nerve (CN X)

Q9. Which cranial nerve provides motor innervation to most muscles of the tongue?

• Facial nerve (CN VII)
• Hypoglossal nerve (CN XII)
• Glossopharyngeal nerve (CN IX)
• Accessory nerve (CN XI)

Q10. Which cranial nerve has extensive parasympathetic and visceral distribution in the thorax and abdomen?

• Abducens nerve (CN VI)
• Vagus nerve (CN X)
• Accessory nerve (CN XI)
• Trochlear nerve (CN IV)