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 structure passes through Intersigmoidal recess? 
Select and explain. 
A. Sigmoidal vessels, B. Left Ureter, C. Superior rectal vessels, D. External Iliac artery
B: Left Ureter
Answer: B: Left Ureter 
Explanation: Left Ureter passes through Intersigmoidal recess.