Rabat the other hand, the internal (MCL), like the ligaments, one external ligament tightly in the knee joint that mouthful () the interior of the femur and tibia Connect is. This ligament has two parts, surface and depth is. Part forced, the weaker that according to the (Plateau) of coarse straw and internally connected. Part surface that is stronger, to the inner surface of the tibia (lower knee joint) connections. Rabat, however, the interior makes maintenance of the joint capsule of the knee can be.