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: Anatomy
[{'content': 'All structures are posterior relations of except - \nSelect and explain. \nA. Appendix, B. Greater omentum, C. Psoas major, D. Femoral nerve', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Greater omentumAnteriorCoils of small intestinePa of greater omentum (sometimes)Anterior abdominal wallPosteriorPsoas and iliacus musclesFemoral nerveLateral cutaneous nerve of thighAppendix (most common position)", 'role': 'assistant'}]