The glossopharyngeal nerve conveys sensory information from:
A. Pharynx, soft palate, and tongue
B. Pharynx and TMJ
C. Heart and lungs
D. Pharynx and epiglottis
ANS: A
Rationale: The glossopharyngeal nerve (CN IX) conveys somatosensory information from the soft palate and pharynx; this information provides the afferent limb of the gag and swallowing reflexes. CN IX also conveys taste information from the tongue.
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