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: Surgery
In Mucoviscidosis of the pancreas the commonest defect is in the - 
Select and explain. 
A. Jejunum, B. Ileum, C. Ascending colon, D. Descending colon
B: Ileum
Answer: B: Ileum 
Explanation: Terminal ileum is filled with meconium in mucoviscidosis.