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1 :

Hint : 👁️ CN III controls eye movement.

Correct Answers:

  • Instruct the client to look up and down without moving his head.


Rationale :

🔷 Cranial nerve III is the oculomotor nerve, which controls most extraocular eye movements.

🔷 It is responsible for moving the eye upward, downward, and medially, making this assessment appropriate.

🔷 Cranial nerve III also controls pupil constriction and elevation of the upper eyelid.

🔷 In a client with head trauma, abnormal cranial nerve III findings may indicate increased intracranial pressure or nerve compression.

🔷 The nurse should observe for unequal pupils, ptosis, impaired eye movement, diplopia, and decreased level of consciousness.

Have the client stand with eyes closed and touch his nose.

🔷This evaluates coordination and cerebellar function.

🔷It does not specifically test cranial nerve III.

Observe the client's ability to smile and frown.

🔷Smiling and frowning assess cranial nerve VII, the facial nerve.

🔷This does not evaluate oculomotor eye movement.

Ask the client to shrug his shoulders against passive resistance.

🔷Shoulder shrug assesses cranial nerve XI, the spinal accessory nerve.

🔷It does not provide information about eye movement or pupil response.


Distractor Analysis :

Rationale for Incorrect Options to be Available Soon

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