Human leg the anterior superior iliac spine to the pes anserinus on the medial side of the knee, from where it is further extended into the crural fascia. The sartorius acts as a flexor on both the hip and knee, but, due to its oblique course, also contributes to medial rotation of the leg as one of the pes anserinus muscles (with the knee flexed), and to lateral rotation of the hip joint. There are four posterior thigh muscles. The biceps femoris has two heads: The long head has its origin on the ischial tuberosity together with the semitendinosus and acts on
House of the Vettii his body on the stone while his right rests on his leg and holds a gold scepter. His right leg is bent and his foot drawn back. The only clothing he wears is a purple mantle which covers his right knee and drapes across his left thigh. From his head a Cypress cone raises up. To the right of Cyparissus Apollo's gilded tripod is supported on a stone. At the base of the tripod, the omphalos is covered with a net. In front of the stone lays the stag of Apollo with a broken spear protruding from its side. In