The gag reflex is checked in a 65-year-old woman with diabetes mellitus. When the right side of the pharynx is touched with a tongue blade, the palate elevates symmetrically. When the left side of the pharynx is touched, the palate does not elevate at all.Which of the following cranial nerves is most likely to be responsible for this?
The gag reflex is checked in a 65-year-old woman with diabetes mellitus. When the right side of the pharynx is touched with a tongue blade, the palate elevates symmetrically. When the left side of the pharynx is touched, the palate does not elevate at all.Which of the following cranial nerves is most likely to be responsible for this?
💡 Explanation
The gag reflex is checked in a 65-year-old woman with diabetes mellitus. When the right side of the pharynx is touched with a tongue blade, the palate elevates symmetrically. When the left side of the pharynx is touched, the palate does not elevate at all.Which of the following cranial nerves is most likely to be responsible for this?
✓ Correct Answer: B. 9th cranial nerve
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