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
Hea failure cells are found in - 
Select and explain. 
A. Myocardium, B. Lungs, C. Liver, D. Spleen
B: Lungs
Answer: B: Lungs 
Explanation: Ans. is 'b' i.e., Lung o Hea failure cells (siderophages) are hemosiderin containing macrophages in alveoli that are seen in left ventricular failure and denote previous episodes of pulmonary edema.