This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Hassall&;s corpuscles are present in \nSelect and explain. \nA. Thymus, B. Lymphnode, C. Spleen, D. Liver', 'role': 'user'}, {'content': "Answer: A \nExplanation: Inderbir Singh's Human Histology Sixth edition Pg 140 The medulla of thymus contains pink staining rounded masses called the corpuscles of Hassal", 'role': 'assistant'}]