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: Pathology
[{'content': 'A glomerulus-like structure composed of central blood vessel enveloped by germ cells within a space lined by germ cells is seen in - \nSelect and explain. \nA. Sertoli-Leydig cell tumor, B. Granulosa cell tumor, C. Endodermal sinus tumor, D. Sex cord tumor with annular tubules', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Characteristics given in the question is of Schiller Duval bodies.\nSchiller Duval body are structures that resemble endodermal sinuses which consist of a mesodermal core with a central capillary and a visceral and parietal layer of cells resembling primitive glomeruli.\nSchiller Duval bodies are characteristics of endodermal sinus tumor (yolk sac tumor).', 'role': 'assistant'}]