knee

Question 1

what are the 3 functions of the ACL?

Answer 1

Limits posterior rolling of the femoral condyles on the tibial plateau, during flexion, converting it to a spin.
Prevents anterior translation of the femur on the tibia.
Prevents hyperextension of knee joint.

Question 2

what are the three functions of the PCL?

Answer 2

Limits anterior rolling of the femur on the tibial plateau during extension, converting it to a spin.
Prevents posterior translation of tibia on the femur.
Prevents hyper flexion of knee joint.