The nurse is performing a neurological assessment and needs to test cranial nerves. The nurse asks the client to close both eyes and report when a touch with a wisp of cotton is felt on their face
Which cranial nerve is the nurse assessing?
1. Trigeminal nerve (cranial nerve V).
2. Abducens nerve (cranial nerve VI).
3. Facial nerve (cranial nerve VII).
4. Optic nerve (cranial nerve II).
Correct Answer: 1
The trigeminal nerve, cranial nerve V, is responsible for the facial sensations, sensory impulses from the tongue, lower teeth, skin of chin, and lower lip. The nerve also has motor functions including teeth clenching and movement of the mandible. The abducens nerve, cranial nerve VI, is related to muscle movement of the eye. The facial nerve, cranial nerve VII, has responsibilities including facial expressions, the production of tears and salivary stimulation and is also associated with taste. The optic nerve, cranial nerve II, has the sensory function of vision.
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