Anterior gliding of tibia on femur prevented by -
Ans. is 'a' i.e., Anterior cruciate ligament * ACL provides antero-posterior stability and prevents anterior gliding of tibia on femur and prevents hyperextension.* PCL prevents posterior gliding (subluxation) of tibia over femur.
Anterior cruciate ligament
Posterior cruciate ligament
Ligament of humprey
Ligament of wriesberg
Injuries Around the Thigh & Knee