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Semitendinosus

Table Of Contents: Adductor Brevis; Adductor Longus; Adductor Magnus; Biceps Femoris - Long Head; Biceps Femoris - Short Head; Extensor Digitorum Longus; Extensor Hallucis Longus; Flexor Digitorum Longus; Flexor Hallucis Longus; Gastrocnemius; Gluteus Maximus; Gluteus Medius; Gluteus Minimus; Gracilis; Iliacus; Inferior Gemellus; Obturator Externus; Obturator Internus; Pectineus; Peroneus Brevis; Peroneus Longus; Peroneus Tertius; Piriformis; Plantaris; Popliteus; Psoas; Quadratus Femoris; Rectus Femoris; Sartorius; Semimembranosus; Semitendinosus; Soleus; Superior Gemellus; Tensor Fascia Lata; Tibialis Anterior; Tibialis Posterior; Vastus Intermedius; Vastus Lateralis; Vastus Medialis

Origin		From common tendon with long head of biceps femoris from superior medial quadrant of the posterior portion of the ischial tuberosity
Insertion		Superior aspect of medial portion of tibial shaft
Action		Extends the thigh and flexes the knee, and also rotates the tibia medially, especially when the knee is flexed
Innervation		Tibial nerve (L5, S1, S2)
Arterial Supply		Perforating branches of profunda femoris artery, inferior gluteal artery, and the superior muscular branches of popliteal artery

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Semitendinosus