About posterior cruciate ligament, true statement is -

PCL prevents posterior gliding (subluxation) of tibia over femur. ACL attachments Origin (anterior) : - From anterior part of intercondylar area of tibia just behind the anterior horn of medial meniscus. Insertion (posterior) : - On posterior part of medial surface of lateral femoral condyle. PCL attachments Origin (posterior) : - From posterior part of intercondylar area of tibia. Insertion (anterior) : - On anterior part of lateral surface of medial femoral condyle.