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
This muscle is part of hamstrings muscle: 
Select and explain. 
A. Semimembranous, B. Gracilis, C. Short head of biceps femoris, D. Sartorius
A: Semimembranous
Answer: A: Semimembranous 
Explanation: 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.