Knee joint and related structures

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Semilunar fibro cartilaginous discs



Nearly semicircular and larger. More fixed by attachment to tibial collateral ligament and anterior cruciate.

Nearly circular in shape. more mobile

Functions of the menisci:

1. Increase the congruence of articular surfaces
2. Shock absorbance.
3. Protect the articular cartilage on the femoral and tibial condyles.

4. Distributes synovial fluid
5. Increase proprioceptive sensibility