Glossopharyngeal nerve supplies posterior part of tongue because it develops from_____________?
Correct answer: D. Hypobranchial eminence
- A. Hyoid arch
- B. Tubercuum impar
- C. Mandibular arch
- D. Hypobranchial eminence
Explanation
The posterior one-third of the tongue develops mainly from the hypobranchial eminence, which is associated with the third pharyngeal arch and is supplied by the glossopharyngeal nerve. The anterior two-thirds develops mainly from the mandibular arch.
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