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
Which of the following structure is not present in the transpyloric plane? 
Select and explain. 
A. First lumbar vertebra, B. Fundus of gall bladder, C. Hilum of right kidney, D. Inferior mesenteric vein
D: Inferior mesenteric vein
Answer: D: Inferior mesenteric vein 
Explanation: Transpyloric plane- An imaginary plane that passes at the lower border of L1 vertebra posteriorly and the tip of 9th costal cartilage anteriorly.
Structures at the Transpyloric plane
-        Pylorus of stomach
-        Hilum of kidney
-        Beginning of duodenum
-        Neck of pancreas
-        Fundus of gallbladder
-        Origin of the superior mesenteric vessel.