This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pathology
The cells seen after 72 hours in the infarcted area in MI are 
Select and explain. 
A. Neutrophils, B. Lymphocytes, C. Macrophages, D. Monocytes
C: Macrophages
Answer: C: Macrophages 
Explanation: Light microscopic finding of infarcted area 3-7 days: Beginning disintegration of dead myofibers, with dying neutrophils; early phagocytosis of dead cells by macrophages at infarct border. (Robbins basic pathology,9th edition,pg no.380)