This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hemodynamics, Subject name: Pathology
[{'content': 'A 20 yr old male was found dead in his home. Family claimed it as dead due to sudden MI What is the best test to distinguish antemortem from post-mortem clot? \nSelect and explain. \nA. Lines of Zahn, B. Chicken fat, C. Red cells, D. White cells', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Lines of ZahnLine of Zahn are due to alternate pale layers of platelets with fibrin & darker layers (marked with arrow)with more RBCs.These lines distinguish antemortem clots from the bland non-laminated clots postmortem Q clots', 'role': 'assistant'}]