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Knee Muscles
List of key muscles
Question | Answer |
---|---|
Rectus Femoris | O: AIIS I: Tibial Tuberosity A: Knee Extension N: Femoral Nerve |
Vastus Lateralis | O: linea Aspera I: Tibial Tuberosity A: Flexes Knee N: Femoral Nerve |
Vastus Medialis | O: Linea Aspera I: Tibial Tuberosity A: Flexes Knee N: Femoral Nerve |
Vastus Intermedialis | O: Linea Aspera I: Tibial Tuberosity A: flexes Knee N: Femoral Nerve |
Semimembranosus | O: Ischial Tuberosity I: Posterior surface of Medial Condyle of Tibia A: Extends the Hip and Flexes the Knee N: Sciatic Nerve |
Semitendonosus | O: ischial tuberosity I: Anteromedial surface of proximal tibia A: Extends the Hip and Flex Knee N: Sciatic Nerve |
Biceps Femoris Long Head | O: Ischial Tuberosity I: Fibular Head A: Extends hip and Flex Knee N: Sciatic Nerve |
Biceps Femoris Short Head | O: Lateral Lip of Linea Aspera I: Fibular Head A: Flex Knee N: common peroneal Nerve |
Popliteus | O: Lateral Condyle of Femur I: Posterior Medial condyle of tibia A: Initiates Knee flexion N: Tibial Nerve |
Gastrocnemius | O: Medial and Lateral Condyles of Femur I: Posterior Calcaneus A: Knee Flexion, ankle plantar flexion N: Tibial Nerve |