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': 'The epitheloid cell and multinucleated gaint cells of Granulomatous inflammation are derived from ? \nSelect and explain. \nA. Basophils, B. Eosinophils, C. CD 4 - T lymphocytes, D. Monocytes - Macrophages', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Monocyte macrophages In granulomatous inflammation o Main cells involved ----> Macrophages, CD-4 helper T cells. Epitheloid cells - Macrophages that develop epithelial like appearance. Multinucleated giant cells -4 Due to fusion of epitheloid cells.", 'role': 'assistant'}]