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POSTERIOR THIGH

Muscle		Origin	Insertion	Artery	Nerve	Action	Antagonist
hamstring							quadriceps femoris
biceps femoris	ऊरु द्विशिरस्का	long head: ischial tuberosity	head of fibula[10] articulating with back of lateral tibial condyle	inferior gluteal artery, perforating arteries, popliteal artery	long head: medial (tibial) part of sciatic nerve	flexes knee joint, laterally rotates leg at knee (when knee is flexed), extends hip joint (long head only)[10]
		short head: linea aspera of femur[10]			short head: lateral (common fibular) part of sciatic nerve[10]
semitendinosus	कंडराकल्पिका	ischial tuberosity[10]	pes anserinus	inferior gluteal artery, perforating arteries	sciatic nerve[10] (tibial, L5, S1, S2)	flexes knee, extends hip, medially rotates leg at knee[10]
semimembranosus	कलाकल्पिका		medial surface of tibia[10]	profunda femoris, gluteal artery	sciatic nerve[