system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
About posterior cruciate ligament - the true statement is ?
assistant
The correct answer is  Posterior cruciate ligament prevents posterior dislocation of tibia. Posterior displacement is prevented by anterolateral bundle during knee flexion and by the posteromedial bundle during knee extension.