Popliteus Muscle
Origin: The lateral surface of the lateral condyle of the femur
Insertion: Medial 2/3rds of the triangular area above the soleal line on the posterior surface of the tibia
Actions: Internal rotation of the knee
Innervation: Tibial nerve (L4, L5, S1)
Blood Supply: Popliteal artery
Primary Actions of the Popliteus Muscle
1. Internal rotation of the leg at the knee
Agonists:
- Semitendinosus
- Semimembranosus
Antagonists:
- Biceps femoris
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Secondary Actions of the Popliteus Muscle
1. Flexion of the leg at the knee
Agonists:
- Biceps femoris
- Semitendinosus
- Semimembranosus
Antagonists:
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
- Rectus femoris
Information about the cause and effect of Popliteus pain: Popliteus Muscle: Pain in the Back of the Knee
An excellent book for those beginning the study of anatomy. Coloring helps memory retention.
For intermediary anatomy students learning skeletal and muscle structure.
For beginning and intermediary anatomy . Muscle overlays on the human body. Excellent visuals!
