This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Peritoneum & GI Tract, Subject name: Anatomy
Foramen of winslow is a communication between - 
Select and explain. 
A. Right and left subhepatic spaces, B. Right and left extraperitoneal spaces, C. Greater sac and Morrison's pouch, D. Greater sac and lesser sac
D: Greater sac and lesser sac
Answer: D: Greater sac and lesser sac 
Explanation: Ans. is "d' i.e., Greater sac and lesser sac o Epiploic foramen (foramen of winslow or aditus to lesser sac) is a slit-like opening through which lesser sac communicates with greater sac. It is situated at the level of T12 vertebra. Its boundries are# Anterior:- Right free margin of lesser omentum (contains portal vein, hepatic artery proper and bile duct).# Posterior:- IVC, right suprarenal gland and T12 vertebra.# Superior:- Caudate lobe of liver.# Inferior:- 1st part of duodenum and horizontal part of hepatic artery.Reflections of peritoneum