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A 46-year-old female complained of weakness

A 46-year-old female complained of weakness on the entire left half of her face, which quickly led to facial paralysis on that side. She was unable to wrinkle her forehead, smile, show her teeth, or puff out her cheek on the affected side. She was also unable to close her left eye. A temporary patch protected the exposed eye. Taste perception was distorted over the left anterior portion of the tongue. There was complete recovery of the facial paralysis and taste distortion within two months.

1.The cranial nerve involved in this individual is the__________.

2. This condition is known as__________.

3. Why was there facial paralysis on the left half of her face?

4. Why was she unable to smile?

5. Why did she need a patch over her left eye?

6. Why was her taste distorted?

7. Compare this disorder to the major disorder associated with cranial nerve V.

8. Describe the normal functions of both of the cranial nerves discussed above.

Solution Preview

1.The cranial nerve involved in this individual is the______VII Facial Nerve____.

2. This condition is known as___Bell's palsy_______.

3. Why was there facial paralysis on the left half of her face? An inflammatory condition led to swelling of the facial nerve on the left side of her face. The facial nerve travels through the skull in a narrow bone canal beneath the ear. If the nerve swells and becomes compressed in the narrow bone canal causes nerve inhibition, damage or even nerve death.

4. ...

Solution Summary

A 46-year-old female complained of weakness on the entire left half of her face, which quickly led to facial paralysis on that side.

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