Lecture 31 Orthopaedic Knee Conditions

Question 1

Name the cruciate ligaments

Answer 1

ACL

PCL

Question 2

Name the collateral ligaments

Answer 2

MCL

LCL

Question 3

What are menisci

Answer 3

Specialised C-shaped cartilages

Medial and Lateral

Question 4

What are the function of menisci

Answer 4

Aid force transmission

Increase stability

Question 5

What causes a meniscal tear

Answer 5

Acute- twisting in deep flexion

Degenerative-osteoarthritis

Question 6

What is the blood supply of the ACL

Answer 6

Middle geniculate artery

Question 7

What is the innervation of the ACL

Answer 7

Posterior Articular Nerve

Question 8

What is the function of the ACL

Answer 8

Primary restraint to anterior translation of the tibia relative to femur
Secondary restraint to tibial rotation and various/valgus stress