This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower limb, Subject name: Anatomy
[{'content': 'Muscle attached to lateral surface of greater trochanter \nSelect and explain. \nA. Gluteus maximus, B. Gluteus medius, C. Gluteus minimus, D. Piriformis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: GREATER TROCHANTER:- Quadrangular prominence located on upper pa of the junction of neck with the shaft.Attachments:-1. Apex-pyriformis 2. Anterior surface-gluteus minimus3. Medial surface- obturator internus and two gamelli.4. Trochanteric fossa- obturator externus.5. Lateral surface-gluteus medius. <img src=" /> {Reference: BDC 6E pg no. 16}', 'role': 'assistant'}]