Knee Anatomy - Winston-Salem/Forsyth County Schools

Knee Anatomy - Winston-Salem/Forsyth County Schools

Knee Anatomy Sports Medicine 2 J. Cresimore EFHS Knee Joint The most poorly constructed joint in the body. Femur round, tibia flat. Comprised of four bones.

Femur Tibia Fibula Patella Femur Medial and Lateral Condyles- distal ends of the femur.

Patella Patella tendonattaches to the anterior of the tibia. Quadriceps tendonattaches the quadriceps to the patella. Cruciate Ligaments

Major stabilizing ligaments in the knee Anterior Cruciate Ligament (ACL)-prevents the tibia from sliding out in front of the femur

Injuries caused by hyperflexion Cruciate Ligaments Posterior Cruciate Ligament (PCL)-It prevents the tibia from sliding backwards under the

femur. Injuries usually caused by Hyperextension Collateral Ligament Medial Collateral Ligament (MCL)connect the tibia and the femur.

A force from the lateral side could cause a tear. Collateral Ligament Lateral Collateral Ligament (LCL)connect the fibula to the femur. A force from the

medial side can cause a tear of the LCL How are ligaments torn? Medial collateral ligament (MCL) is injured from a blow/force to the

outside of the leg. Lateral collateral ligaments are torn blow/force to the inside of the leg. Cartilage Articulate Cartilagecovers the moving parts of the knee.

Chronic damage to articulate cartilage leads to arthritis. Cartilage Meniscus- half moon shaped cartilage lying between the knee joint.

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