Knee Anatomy - general

Red

Medial Meniscus

The Medial Meniscus is more ____ than the Lateral Mensicus

stable

Blue

Lateral Meniscus

The Lateral Meniscus is more ____ than the Medial Meniscus

mobile

The Cruciate Ligaments ___

limit tibiofemoral internal rotation

Anterior Cruciate Ligament

The ACL prevents ___ & ____ of tibia on a fixed femur

anterior displacement, excessive rotation

Posterior Cruciate Ligament

The PCL prevents ___ of tibia on a fixed femur & ___ of tibiofemoral joint

posterior displacement, hyperextension

Medial Collateral Ligament

The MCL restricts ___ forces & prevents ___

valgus, excessive external rotation

Lateral Collateral Ligament

The LCL protects against ___ forces & prevents ___

varus, excessive external rotation

Static Restraints of Patellofemoral Joint (ligaments)

patellofemoral and patellotibial ligaments

Static Restraints of Patellofemoral Joint (Retinaculum)

Medial and Lateral

Posterolateral Corner components

Arcuate ligament, popliteus, LCL

Arcuate Ligament

Posterolateral Corner function protects ___ & ___

varus forces, excessive rotation

Pes Anserine

Pes Anserine (SGT)

sartorius, gracilis, semitendinosus

Suprapatellar Bursae

Prepatellar Bursae

Infrapatellar Bursae (superficial & deep)

Pes Anserinus Bursae

Infrapatellar Fat pad attaches to ___

tibia and anterior horns of both menisci

Plica is

fold in the thin synovial membrane