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II, VII, VIII and IX cranial nerves are...

II, VII, VIII and IX cranial nerves are

A

Optic, facial, auditory and glossopharyngeal

B

Optic, auditory, facial and hypoglossal

C

Oculomotor, auditory abducens, hypoglossal

D

Optic, facial, abducens and glossopharyngeal

Text Solution

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The correct Answer is:
To answer the question regarding the II, VII, VIII, and IX cranial nerves, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Cranial Nerves:** - The question asks for the 2nd (II), 7th (VII), 8th (VIII), and 9th (IX) cranial nerves. 2. **List the Cranial Nerves:** - **II Cranial Nerve:** Optic Nerve - **VII Cranial Nerve:** Facial Nerve - **VIII Cranial Nerve:** Auditory Nerve (also known as the Vestibulocochlear Nerve) - **IX Cranial Nerve:** Glossopharyngeal Nerve 3. **State Their Functions:** - **Optic Nerve (II):** Responsible for vision. - **Facial Nerve (VII):** Controls facial expressions and conveys taste sensations from the anterior two-thirds of the tongue. - **Auditory Nerve (VIII):** Responsible for hearing and balance (equilibrium). - **Glossopharyngeal Nerve (IX):** Involved in taste and swallowing, as well as the gag reflex. 4. **Select the Correct Option:** - Based on the information, the correct option that lists these cranial nerves is the first option: Optic (II), Facial (VII), Auditory (VIII), and Glossopharyngeal (IX). 5. **Conclusion:** - Therefore, the answer to the question is that the II, VII, VIII, and IX cranial nerves are the Optic, Facial, Auditory, and Glossopharyngeal nerves, respectively.
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