During the physical assessment of the client, the nurse notes that the client is able to shrug the shoulders bilaterally. Based on this data, which nerve is intact?
1. Cranial nerve I (olfactory).
2. Cranial nerve II (optic).
3. Cranial nerve VII (facial).
4. Cranial nerve XI (spinal accessory)
Correct Answer: 4
An intact cranial nerve XI is responsible for allowing the client to shrug her shoulders. Cranial nerve I is also referred to as the olfactory nerve. The client with an intact cranial nerve I will be able to identify familiar odors. Cranial nerve II is responsible for the client being able to see. The client who has a functioning cranial nerve VII will be able to use her facial muscles symmetrically.
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