This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skin, Subject name: Pathology
The "Lepra cells" are: 
Select and explain. 
A. histologically, B. Histiocytes, C. Lymphocytes, D. Neutrophils Plasma cells
B: Histiocytes
Answer: B: Histiocytes 
Explanation: Ans. (b) Histiocytes(Ref: Sternberg's Diagnostic Surgical Pathology, 5th Edition. 862)Lepra cells Q - large, mononuclear histiocytes (macrophages) with a foam like cytoplasm Seen in lepromatous leprosy