Questions: Which cranial nerve is responsible for hearing? Glossopharyngeal Vestibulocochlear Hypoglossal Trochlear

Which cranial nerve is responsible for hearing?
Glossopharyngeal
Vestibulocochlear
Hypoglossal
Trochlear
Transcript text: Which cranial nerve is responsible for hearing? Glossopharyngeal Vestibulocochlear Hypoglossal Trochlear
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Solution

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The answer is the second one: Vestibulocochlear.

Explanation for each option:

  1. Glossopharyngeal: Incorrect. This nerve (cranial nerve IX) is primarily responsible for taste and other functions related to the tongue and pharynx.

  2. Vestibulocochlear: Correct. This nerve (cranial nerve VIII) is responsible for hearing and balance.

  3. Hypoglossal: Incorrect. This nerve (cranial nerve XII) controls the muscles of the tongue.

  4. Trochlear: Incorrect. This nerve (cranial nerve IV) controls the superior oblique muscle of the eye, which is involved in eye movement.

Summary: The Vestibulocochlear nerve is responsible for hearing.

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