The popliteal fossa is a diamond shaped area found on the posterior side of the knee. BORDERS OF POPLITEAL FOSSA The popliteal fossa is diamond shaped structure with four borders. These borders are formed by the muscles of the posterior compartment of the leg and thigh. (a) Superomedial Border Semimembranosus. (b) Superolateral Border Biceps femoris. (c) […]