This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
Posterior one-third of the tongue develops from 
Select and explain. 
A. Lingual swellings, B. Tuberculum impar, C. Hypobranchial eminence, D. Tongue bud
C: Hypobranchial eminence
Answer: C: Hypobranchial eminence 
Explanation: Posterior one third is developed from cranial pa of hypobranchial eminence, which is formed by fusion of third and fouh branchial arches only. The eminence is divided by a transverse groove into cranial and caudal pa. Notes: posterior one third is supplied by glossopharyngeal nerve.