This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower Extremity, Subject name: Anatomy
[{'content': 'This muscle is part of hamstrings muscle: \nSelect and explain. \nA. Semimembranous, B. Gracilis, C. Short head of biceps femoris, D. Sartorius', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A SemimembranousRef: BDC, 6th ed. vol. II pg. 83Hamstring muscles are* Semimembranosus* Semitendinosus* Long head of biceps femoris and* Ischial head of adductor magnus.', 'role': 'assistant'}]