This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Regional injuries, Subject name: Forensic Medicine
[{'content': 'Seat belt injury commonly involves? \nSelect and explain. \nA. Spleen, B. Mesentry, C. Femoral aery, D. Abdominal aoa', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Seat belt injury involves: Rupture ofmesentery or intestine or omentum 4 fold increased risk in thoracic trauma and 8 fold increase in abdominal trauma Shoulder belt may produce a linear abrasions Fracture of Lumbar spine', 'role': 'assistant'}]