Lec 13 - Knee

Question 1

What type of joint is the knee?

Answer 1

Synovial modified hinge joint and contains the tibiofibular joint and the knee joint

Question 2

What are the lateral rotators of the knee in a flexed position?

Answer 2

Biceps femoris

Question 3

What are the medial rotators of the knee in a flexed position?

Answer 3

1. Sartorius
2. Gracilis
3. Semi-tendinosus
4. Semi-mebranosus

Question 4

what is the closed packed position of the knee?

Answer 4

Knee extension the joint is locked and the leg cannot rotation.

• The collateral ligaments are taut and provide stability.

Question 5

Why is the lip of the lateral epicondyle higher than the medial?

Answer 5

To resist patellar dislocation laterally

Question 6

what muscle is responsible for the locking mechanism of the knee?

Answer 6

Popliteus muscle, which attaches to the lateral femoral epicondyle and lateral meniscus to the posterior aspect of proximal tibia