linea aspera, the posterior crest of the femur (thigh bone) that extends proximally into three ridges to which are attached various muscles, including the gluteus maximus, pectineus, and iliacus.
linea aspera, the posterior crest of the femur (thigh bone) that extends proximally into three ridges to which are attached various muscles, including the gluteus maximus, pectineus, and iliacus.