This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
[{'content': 'In case of blunt injury abdomen, the incision for emergency laparotomy should be \nSelect and explain. \nA. Paramedian incision, B. Midline incision, C. Transverse upper abdominalincision, D. Subcostal incision', 'role': 'user'}, {'content': "Answer: B \nExplanation: Upper midline incision extending down across the left of the umbilicus is the preferred incision. But surgeon should not be hesitant to extend the incision into the thorax or do horizontal T or extend as needed depending on the internal organ injury. Reference : SRB's Manual of Surgery, 6th Edition, page no = 142.", 'role': 'assistant'}]