Cranial Nerves Worksheet
Explore the twelve pairs of cranial nerves, their functions, and associated conditions in this Grade 10 Science worksheet.
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Cranial Nerves Worksheet
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Read each question carefully and provide your best answer. Refer to your knowledge of the human nervous system and cranial nerves.
1. Which cranial nerve is primarily responsible for the sense of smell?
Optic nerve (CN II)
Trigeminal nerve (CN V)
Olfactory nerve (CN I)
Vagus nerve (CN X)
2. Damage to which cranial nerve would primarily affect the ability to move the tongue?
Facial nerve (CN VII)
Glossopharyngeal nerve (CN IX)
Hypoglossal nerve (CN XII)
Accessory nerve (CN XI)
3. The nerve (CN VIII) is responsible for hearing and balance.
4. The largest cranial nerve is the nerve (CN V), which has three main branches.
5. The optic nerve (CN II) transmits sensory information from the eyes to the brain, allowing for vision.
True
False
6. The vagus nerve (CN X) has no motor functions and is purely sensory.
True
False
Match the cranial nerve with its primary function.
7. Oculomotor nerve (CN III)
a. Taste from anterior 2/3 of tongue
8. Trochlear nerve (CN IV)
b. Eye movement (upward, downward, medial)
9. Facial nerve (CN VII)
c. Eye movement (downward and lateral)
10. Briefly describe the difference between sensory, motor, and mixed cranial nerves.
Refer to the diagram below to answer the following question.
11. Identify Cranial Nerve I and Cranial Nerve X on the provided diagram and briefly state their functions.