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
Posterior relation of neck of pancrease ? 
Select and explain. 
A. Gastroduodenal aery, B. Superior mesenteric vein, C. Inferior vena cava, D. Bile duct
B: Superior mesenteric vein
Answer: B: Superior mesenteric vein 
Explanation: Posterior surface of neck is related to termination of superior mesenteric vein and its combination with splenic vein to form poal vein.