<prompt> This muscle is part of hamstrings muscle:SemimembranousGracilisShort head of biceps femorisSartorius  <response>: 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. 