2 What is the knee joint?The knee joint is made up of the articulation of the ____________ __________________. The femur however does not come in contact with the fibula, but the fibula interacts with the tibia.
3 Type of JointThe knee joint was first thought to be a ____________________because it was believed to be responsible for only flexion and extensionHowever, the knee can rotate the leg medially and laterally to a small degreeTherefore, the knee is considered also to be a ___________________________joint which is a type of synovial joint
6 The Knee Joint – Posterior FemurAdductor magnus tendonMedial head of gastrocnemius tendonLateral head of gastrocnemius tendonSemimembranosus tendonOblique popliteal ligamentMedial (Tibial) collateral ligamentLateral (Fibular) collateral ligamentFibular headFibulaTibia
8 MeniscusThe end of the femur is covered with articulating cartilage which rests at the end of the tibiaThere lie two thick fibrocartilage articular discs called the menisci (meniscus-singular):________________________________________________________They sit on the tibial condyles which are located on either side of the intercondylar eminence
9 Intrinsic LigamentsThe knee joint has several ligaments which help attach the femur and tibia togetherThe two intrinsic ligaments which cross each other are called the _____________ligamentsThe _________ (anterior cruciate ligament) helps stop anterior movement of the tibia and the _____ (posterior cruciate ligament) helps to prevent posterior movement
11 Extrinsic LigamentsThe knee joint is held together medially by the medial collateral ligament (_____) and laterally by the lateral collateral ligament (_____)These ligaments provide medial and lateral stability of the knee