lecture 9

Question 1

Which muscle unlocks the knee?

Answer 1

popliteus

Question 2

Besides being a hinge joint, what is another classification of the knee?

Answer 2

slight rotational movement

Question 3

What is the name of the knee joint?

Answer 3

tibiofemoral

Question 4

Which femoral condyle is larger?

Answer 4

medial femoral epicondyle

Question 5

What is the innervation of popliteus?

Answer 5

tibial nerve

Question 6

What is the function of the patella?

Answer 6

increase power of quadriceps

Question 7

Vasus medialis and Vastus lateralis both originate on which line on the back of the femur?

Answer 7

Linea aspera

Question 8

The quadriceps primarily act (concentric or eccentric) in stance phase?

Answer 8

Eccentric

Question 9

What is the innervation of semimembranosis?

Answer 9

sciatic nerve

Question 10

What is the innervation of the short head of biceps femoris?

Answer 10

Common Fibular

Question 11

What is the ligament which resists a valgus force in the knee?

Answer 11

medial collateral ligament (MCL)

Question 12

Which meniscus is larger and more “C-shaped”?

Answer 12

medial meniscus

Question 13

What is the name of the process where the quadriceps insert?

Answer 13

tibial tuberosity

Question 14

which force can damage ACL and MCL

Answer 14

valgus force (outside to inside)

Question 15

what condyle and menisci is bigger

Answer 15

medial

Question 16

screw home mechanism

Answer 16

a 10 degree rotation of the knee, during the final degrees of knee extension