Origin
Ischial tuberosity
Insertion
Medial condyle of the tibia
Actions
- Flexes knee
- Extends the hip
- Medially rotates the knee when it is flexed
Innervation
- Tibial nerve of the sciatic plexus (L5, S1 and S2)
Blood Supply
- Profunda femoris and gluteal arteries
Would you like to learn more about the semimembranosus muscle? Then check out the semimembranosus muscle article and video by clicking the link below: Semimembranosus Muscle Anatomy
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