The Knee

Question 1

Ligaments of the knee

Answer 1

Anterior cruciate ligament (ACL).
Posterior cruciate ligament (PCL).
Medial collateral ligament (MCL).
Lateral collateral ligament (LCL).
Oblique popliteal ligament
Arcuate popliteal ligament

Question 2

Classify the tibiofemoral joint

Answer 2

synovial, Bicondyloid, diarthrotic, biaxial

Question 3

Which ligaments are intracapsular

Answer 3

Anterior cruciate ligament (ACL).
Posterior cruciate ligament (PCL).

Question 4

Which ligaments are extracapsular

Answer 4

Medial collateral ligament (MCL).
Lateral collateral ligament (LCL).
Oblique popliteal ligament
Arcuate popliteal ligament

Question 5

Which ligaments prevent undesired lateral movement

Answer 5

Medial collateral ligament (MCL).
Lateral collateral ligament (LCL).

Question 6

Which ligaments prevent hyperextension

Answer 6

Oblique popliteal ligament
Arcuate popliteal ligament

Question 7

Which ligament prevents anterior displacement of tibia

Answer 7

Anterior cruciate ligament (ACL).

Question 8

Which ligament prevents posterior displacement of tibia/hyperextension

Answer 8

Posterior cruciate ligament (PCL).

Question 9

Extension

Answer 9

Bent to straight

Question 10

Flexion

Answer 10

Straight to bent

Question 11

Which muscles are agonists of knee extension

Answer 11

Rectus Femoris, Vastus lateralis, Vastuss intermedialis, Vastus medialis

Question 12

Which muscles are agonists of knee flexion

Answer 12

Biceps femoris, semimembranous, semitendonous

Question 13

Which muscles aid in knee flexion

Answer 13

Gracilis, sartorius, gastrocnemius