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: Anatomy
[{'content': 'A 56yr old male patient with sudden substernal pain,impending doom and died 4days after.on autopsy there was a large transmural anterior wall infarction.it would be associated with: \nSelect and explain. \nA. Presence of collagen and fibroblasts, B. Presence of neutrophils, C. Granulomatous inflammation, D. Granulation tissue', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Granulation tisse appears vetween 8-10 days and collagen appears after 2months .between 3-7days ,neutrophils sta disintegrating with early phagocytosis caused by macrophages ,presence of macrophages would have been a better answer but in the given question presence of neutrophils is best option .(ref Robbins 9/e p544)', 'role': 'assistant'}]