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Semimembranosus: Difference between revisions
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{{Muscle | {{Muscle | ||
|quality=Stub | |quality=Stub | ||
|image=Semimembranosus muscle.png | |||
|caption=Muscles of the gluteal and posterior femoral regions (semimembranosus labeled at bottom left) | |||
|origin=Ischial tuberosity | |origin=Ischial tuberosity | ||
|insertion=Infraglenoid tubercle of the posterior medial tibial condyle, posterior joint capsule (contributing to the oblique popliteal ligament), popliteal fascia and posterior horn of medial meniscus | |insertion=Infraglenoid tubercle of the posterior medial tibial condyle, posterior joint capsule (contributing to the oblique popliteal ligament), popliteal fascia and posterior horn of medial meniscus | ||
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|blood supply=Inferior gluteal artery, perforating arteries, popliteal artery | |blood supply=Inferior gluteal artery, perforating arteries, popliteal artery | ||
}} | }} | ||
{{Muscles of the Hip and Lower Limb}} | {{#set:Has muscle group=Hamstring Muscles}} | ||
{{Muscles of the Hip and Lower Limb|state=collapsed}} | |||
Latest revision as of 16:41, 6 April 2022
This article is a stub.
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| Semimembranosus | |
|---|---|
| Muscle Type | |
| Origin | Ischial tuberosity |
| Insertion | Infraglenoid tubercle of the posterior medial tibial condyle, posterior joint capsule (contributing to the oblique popliteal ligament), popliteal fascia and posterior horn of medial meniscus |
| Action | Flexes knee joint, medially rotates knee joint (when the knee is flexed beyond 90 degrees), extends hip joint (less than biceps femoris) |
| Synergists | Quadriceps Femoris |
| Antagonists | |
| Spinal innervation | L5, S1, S2 |
| Peripheral Innervation | Tibial Nerve |
| Vasculature | Inferior gluteal artery, perforating arteries, popliteal artery |
