Semitendinosus: The semitendinosus is a largely tendinous muscle in the thigh. The semitendinosus muscle lies medially to the biceps femoris and covers the majority of the semimembranosus.
Attachments of the Semitendinosus
Origin-It originates from the ischial tuberosity of the pelvis
Insertion-attaches to the medial surface of the tibia.
Nerve Supply of the Semitendinosus
Tibial part of the sciatic nerve.