There are two cruciate ligaments in the knee, and they serve to stabilise the amount that the femur and tibia bones can slide forwards or backwards in relation to one another.
The cruciate ligaments are the central ligament stabilisers of the knee. They are strong bands of ligament tissue that allow the normal knee movement of bending and straightening.
This e-book is from from two knee experts, written in a style for everyone to be able to understand the key issues and well illustrated in full colour.