Flashcards in Knee Joint Deck (22):
What type of joint is the knee joint?
What classification is the knee joint?
Modified hinge (ginglymus)
What bones are involved in knee joint?
Lower end of femur
Upper end of tibia
What is the ROM of the knee joint?
What muscles act during flexion?
What muscles act during extension?
What muscles act during medial rotation?
What innervates the knee joint?
Common peroneal nerves
What are the two intra-articular ligaments in knee joint?
Anterior Cruciate Ligament (ACL)
Posterior Cruciate Ligament (PCL)
The ACL originates from what?
Anterior part of intercondylar ridge
The ACL is inserted into posterior side of medial aspect of lateral condyle of femur to prevent what?
Anterior movement of tibia on femur
The PCL originates from what?
Posterior part of intercondylar ridge
The PCL is inserted into anterior part of lateral aspect of medial condyle of femur to prevent what?
Posterior movement of tibia on femur
What are the two extra-articular ligaments of knee joint?
The medial collateral ligament is a thick broad ligament from femur to tibia attached to what?
What does the medial collateral ligament prevent?
The lateral collateral ligament is a thin narrow ligament from femur to head of fibular and prevents what?
What are the two intra-articular DISCS?
What is the medial meniscus?
Semilunar fibrocartilaginous disc
The medial meniscus is attached to what?
Medial collateral ligament and to intercondylar ridge
What is the lateral meniscus
Nearly circular disc