This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
[{'content': 'Uvula vesicae is formed by ? \nSelect and explain. \nA. anterior lobe of prostate, B. Posterior lobe of prostate, C. lateral lobe of prostate, D. median lobe of prostate', 'role': 'user'}, {'content': "Answer: D \nExplanation: A slight elevation on the trigone immediatly posterior to the urethral orifice produced by the median lobe of prostate of the prostate, is called uvula vesicae. Ref : B D Chaurasia's Human Anatomy , volume 2 , seventh edition , pg. no., 406.", 'role': 'assistant'}]