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: Surgery
[{'content': 'Skin graft for facial wounds is taken from: \nSelect and explain. \nA. Medial aspect of thigh, B. Cubital fossa, C. Groin, D. Post auricular region', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The thigh, is most frequentluy used as a donor site, but almost anywhere else can be used. Grafts are harvested using a skin graft knife or a power dermatome.', 'role': 'assistant'}]