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': 'All form the boundaries of ovarian fossa, except ? \nSelect and explain. \nA. Ureter, B. Internal pudendal aery, C. Obliterated umbilical aery, D. Internal iliac aery', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Each ovary lies in ovarian fossa an the lateral pelvic wall which is bounded :-i) Anteriorly : Obliterated umblical aeryii) Posteriorly : Ureter and internal iliac aery', 'role': 'assistant'}]