<P> Like the other muscles in the anterior compartment of the thigh, sartorius is innervated by the femoral nerve . </P> <P> It may originate from the outer end of the inguinal ligament, the notch of the ilium, the ilio - pectineal line or the pubis . </P> <P> The muscle may be split into two parts, and one part may be inserted into the fascia lata, the femur, the ligament of the patella or the tendon of the semitendinosus . </P> <P> The tendon of insertion may end in the fascia lata, the capsule of the knee - joint, or the fascia of the leg . </P>

How many heads does the sartorius muscle have