This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Muscular component of dorsal aoa develops from 
Select and explain. 
A. Axial Mesoderm, B. Paraxial Mesoderm, C. Intermediate mesoderm, D. Lateral plate mesoderm
B: Paraxial Mesoderm
Answer: B: Paraxial Mesoderm 
Explanation: Muscular component of dorsal aoa develops from paraxial mesodermRef: Inderbir Singh&;s Human embryology Tenth edition Pg 257