A nurse is caring for a client with a genetic nerve disorder who has a deficit when attempting to move the tongue. When assessing this client, the nurse expects a deficit with which cranial nerve?
A) XII
B) XI
C) VIII
D) VI
Answer: A
The movement of tongue for speech and swallowing is controlled by cranial nerve (CN) XII, hypoglossal. XI CN (accessory) controls the movement of head and neck as well as proprioception. CN VIII (acoustic/vestibulocochlear) controls hearing and the sense of balance. CN VI (abducens) control eyeball movement and moves eye laterally.
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