The forward displacement of tibia on the femur is prevented by
Anterior cruciate ligament prevents posterior displacement of the femur on the tibia and hyperextension of the knee joint. When the joint is flexed at a right angle, the tibia cannot be pulled anteriorly because it is held by the ACL.**watch the wordings carefullyReference: Chaurasia; 6th edition
Anterior cruciate ligament
Posterior cruciate ligament
Medical collateral ligament
Lateral collateral ligament
Lower limb