Respiratory Drugs and Medications Q 10

---

A client is taking streptomycin. The nurse explains the nervous system side effects of this medication. The nurse correctly states that this medication causes damage in which cranial nerve?

  

     A. Cranial nerve VII

     B. Cranial nerve VIII

     C. Cranial nerve IX

     D. Cranial nerve X

    

    

Correct Answer: B. Cranial nerve VIII

---

Nervous system side effects of streptomycin include eighth cranial nerve toxicity, which typically affects the vestibular system (Clumsiness, dizziness, unsteadiness), but may also affect the auditory component (Ringing in the ear, loss of hearing).

---

Option A: Cranial nerve VII is the facial nerve

Option C: Cranial nerve IX is the glossopharyngeal nerve.

Option D: Cranial nerve X is the vagus nerve.

---