Ligaments of The Knee

Question 1

Anterior Cruciate Ligament (ACL)

Answer 1

Posterior tibia to anterior fibia femur fixed all will resist anterior movement of tibia, Tibia fixed all will resist posterior movement of femur ACL and PCL provide stability on saggital plane

Question 2

Posterior Cruciate Ligament (PCL)

Answer 2

Runs anterior fibula to posterior tibia, Femur fixed will resist posterior movement tibia fixed resist anterior movement of femur is stronger than acl commonly torn in car accident

Question 3

Medial Collateral Ligament (MCL)

Answer 3

Located on inside of knee resists valgus forces MCL and LCL provide stability on frontal plane

Question 4

Lateral Collateral Ligament (LCL)

Answer 4

Resist against varus forces is strong ligament located on outside part of knee

Question 5

If Tibia is fixed and femur moves anterior what ligament might tear

Answer 5

PCL

Question 6

If tibia is fixed and femur moves posterior what ligament might tear ACL

Answer 6

ACL

Question 7

What Ligament Resists Valgus Forces

Answer 7

MCL

Question 8

What Ligament resists Varus Forces

Answer 8

LCL