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Navarro PTA O.I.A.N
Knee
Muscle | Origin | Insertion | Action | Nerve |
---|---|---|---|---|
Semimembranosus | ishcial tuberosity | posterior surface of medial condyle of tibia | hip extension and knee flexion | sciatic nerve- tibial division |
Biceps femoris | Long head: ischial tuberosity Short head: lateral lip of linea aspera | fibular head | Long head: hip extension and knee flexion Short head: knee flexion | Long head: sciatic nerve- tibial division Short head: common fibular nerve |
Semitendinosus | ischial tuberosity | anteromedial surface of proximal tibia | hip extension and knee flexion | sciatic nerve- tibial division |
Tensor fascia lata | anterior superior iliac spine | lateral condyle of tibia | combined hip flexion and abduction | superior gluteal nerve |
Popliteus | lateral condyle of femur | posterior surface of medial condyle of tibia | initiates knee flexion | tibial nerve |
Vastus lateralis | linea aspera | tibial tuberosity via | knee extension | femoral nerve |
Vastus medialis | linea aspera | tibial tuberosity via patellar | knee extension | femoral nerve |
Vastus Intermedialis | anterior femur | tibial tuberosity via patellar | knee extension | femoral nerve |