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
Medulla oblongata arises from 
Select and explain. 
A. Prosencephalon, B. Rhombencephalon, C. Mesencephalon, D. None
B: Rhombencephalon
Answer: B: Rhombencephalon 
Explanation: Rhombencephalon- pons, cerebellum, medulla 4th ventricleMesencephalon- midbrain, cerebral aqueductProsencephalon - cerebral hemispheres, Diencephalon, lateral and 3rd ventricle.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 4)