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
Seat belt injury commonly involves? 
Select and explain. 
A. Spleen, B. Mesentry, C. Femoral aery, D. Abdominal aoa
B: Mesentry
Answer: B: Mesentry 
Explanation: 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