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
[{'content': 'Ureteric construction is seen at all the following positions, EXCEPT : \nSelect and explain. \nA. Ureteropelvic junction, B. Ureterovesicle junction, C. Crossing of iliac aery, D. Ischial spine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Ischial spine', 'role': 'assistant'}]