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: Radiology
Feathery appearance in jejunum is due to – 
Select and explain. 
A. Valvulae conniventes, B. Haustrations, C. Luminal gas, D. Vascular network
A: Valvulae conniventes
Answer: A: Valvulae conniventes 
Explanation: The nervous and villous coat of the jejunum are extensive and are thrown into folds, called Valvulae conniventes which give feathery appearance in the jejunum.