<prompt> Posterior cruciate ligament prevents the following action of the tibia on femur?Anterior dislocationPosterior dislocationRotationLimit hyperflexion  <response>: Functions of posterior cruciate ligament:Stabilises kneePrevents posterior dislocation of the tibia on femurLimits hyper extension of knee only if the anterior cruciate is rupturedFunction of ACL: Prevents anterior dislocation of the tibia on femur Ref: BDC, 4th Volume, 2145 