This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Closure of neural tube begin from 
Select and explain. 
A. Cervical region, B. Cephalic, C. Podalic, D. Lumbar region
A: Cervical region
Answer: A: Cervical region 
Explanation: Closure of neural tube at cervical region.
Cronial neuropore closes by 25th day.
Caudal neuropore closes by 28th day.