lecture 12 the knee

Question 1

largest synovial joint in the body

Answer 1

the knee

Question 2

what do the bursa do in the knee

Answer 2

reduce friction

Question 3

what are the menisci for

Answer 3

spreading weight evenly

Question 4

what is the patella for

Answer 4

reduce the angle to quads work on

Question 5

what type pf bone is the patella

Answer 5

sesamoid

Question 6

what does sesamoid mean

Answer 6

bone that forms in a tendon

Question 7

valgum

Answer 7

knees inwards

Question 8

warum

Answer 8

knees outwards

Question 9

medial collateral ligament appearance

Answer 9

flat and broad

Question 10

where is the medial collateral ligament in relation to the capule

Answer 10

some is in the capsule some makes up th capsule

Question 11

what is the intracapsule part of the medial collateral ligament attatched to

Answer 11

medial meniscus

Question 12

why if you injure the MCL might you injure the medial meniscus

Answer 12

they are attatched

Question 13

what force does the MCL resist

Answer 13

valgus

Question 14

where does the LCL attatch

Answer 14

fibula bone

Question 15

where is the LCL in relation to the capsule

Answer 15

extracapsular

Question 16

what does the LCL resist

Answer 16

varus forces

Question 17

which bone is more lateral in the leg

Answer 17

fibula

Question 18

which bone is the ACL anterior on

Answer 18

tibia (travels posteriorly on the femur)

Question 19

why are they called cruciate ligaments

Answer 19

they cross over

Question 20

what are the cruciate ligaments for

Answer 20

resisting front and back forces

Question 21

where are the cruciate ligaments in relation to the capsule

Answer 21

intracapsular but extrasynovial

Question 22

when is the anterior cruciate ligament taught?

Answer 22

in extension

Question 23

how do you test for ACL rupture

Answer 23

anterior draw test and lachman’s

Question 24

when is the posterior cruciate ligament taut

Answer 24

flexion

Question 25

why is the posterior cruciate ligament less likely to be damages

Answer 25

you dont have accidents with the knee bent

Question 26

how would you try and fix cruciate ligament tears

Answer 26

arthroscopy

Question 27

describe the tissue of the menisci

Answer 27

avascular fibrocartilage

Question 28

medial menisci shape

Answer 28

cresent

Question 29

lateral menisci shape

Answer 29

O

Question 30

what the menisci in

Answer 30

they are in the capsule and surrounded by synovial fluid

Question 31

what is the nutritional supply of the menisci

Answer 31

synovial fluid

Question 32

what happens to knees when you stand for a long period of time to save energy

Answer 32

hyperextend

Question 33

when the knee locks what happens to the femur

Answer 33

internal rotation

Question 34

how do you unlock the knee

Answer 34

politeus rotates the tibia

Question 35

where do the vastus muscles work

Answer 35

on the knee

Question 36

what forms the patella tendon

Answer 36

the vastus muscles

Question 37

where does the patella tendon insert

Answer 37

tibial tuberosity

Question 38

what is the iliotibial band

Answer 38

thickening of the fascia lata

Question 39

main insertion of the gluteus maximus

Answer 39

iliotibilaband

Question 40

what is the tensor fascia lata supplied by

Answer 40

superior gluteal nerve

Question 41

what is the Q angle

Answer 41

position of the patella on the femur

Question 42

what makes the Q angle larger

Answer 42

wider hips

Question 43

flexors of the knee

Answer 43

hamstrings

Question 44

what are the hamstrings

Answer 44

semitendinosus, semimembranosus and biceps femoris

Question 45

what provides extra reinforcement to the medial collateral ligament

Answer 45

Pes anserinus

Question 46

what is the Pes anserinus

Answer 46

conjoined tendon of three muscles

Question 47

what are the muscles of the Pes anserinus

Answer 47

Sartorius, gracilis and the semitendinosus

Question 48

Pes anserinus also known as

Answer 48

goose foot

Question 49

what does the anterolateral ligament do

Answer 49

attatches the femur to the tibia on the lateral side