This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
Hypoglossal nucleus lies on 
Select and explain. 
A. Mid brain, B. Pons, C. Medulla, D. Lower pons
C: Medulla
Answer: C: Medulla 
Explanation: Hypoglossal nucleus is an elongated column of grey matter extending throughout the length of medulla oblongata in the paramedian plane. Note: *Midbrain - nuclei of 3,4 cranial nerves *Pons - nuclei of 5,6,7,8 cranial nerves * Medulla- nuclei of 9,10,11,12 cranial nerves (Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg -91, 92)