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The common peroneal nerve, also known as the common fibular nerve, external popliteal nerve, peroneal nerve, or lateral popliteal nerve, is formed from the L4, L5, S1, and S2 nerve roots

Biceps femoris muscle long head Origin tuberosity of the ischium, linea aspera, femur Insertion the head of the fibula which articulates with the back of the lateral tibial condyle Artery inferior gluteal artery, perforating arteries, popliteal artery Nerve long head: tibial nerve short head: common fibular nerve Actions flexes knee joint, laterally rotates knee joint (when knee is flexed), extends hip joint (long head only) Antagonist Quadriceps muscle

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The sural nerve is a sensory nerve in the leg made up of collateral branches off of the tibial nerve and common fibular nerve. Description from imgarcade.com. I searched for this on bing.com/images

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