Home / Anatomy / Muscles – Lower Leg Muscles – Lower Leg May 16, 2015 Anatomy Yellow = gastrocnemius | Red = biceps femoris | Blue = semitendinosis Tweet Pin It About The Author anatomycorner Anatomycorner is a branch of biologycorner.com focused on dissections and body systems. Related Posts 0 Mesenteric Artery 0 Larynx and Trachea 0 Radius and Ulna 0 Heart and Lungs Tags:biceps, femoris, gastrocnemius, leg, muscles, semitendinosis