Knee

Question 1

Rectus Femoris Origin

Answer 1

Anterior inferior iliac spine (AIIS)

Question 2

Rectus femoris insertion

Answer 2

Patella and through patella tendon to tibial tuberosity

Question 3

Rectus femoris action

Answer 3

Flexes hip, extends knee

Question 4

Rectus femoris innervation

Answer 4

Femoral nerve

Question 5

Rectus femoris blood supply

Answer 5

superficial femoral artery

Question 6

Vastus lateralis origin

Answer 6

greater trochanter and lateral lip of linea aspera of femur

Question 7

Vastus lateralis insertion

Answer 7

Patella and through patella tendon to tibial tuberosity

Question 8

Vastus lateralis action

Answer 8

Extends knee

Question 9

Vastus lateralis innervation

Answer 9

femoral nerve

Question 10

vastus lateralis blood supply

Answer 10

superficial femoral artery

Question 11

Vastus medialis origin

Answer 11

medial lip of linea aspera of femur

Question 12

vastus medialis insertion

Answer 12

patella and through patella tendon to tibial tuberosity

Question 13

vastus medialis action

Answer 13

extends knee

Question 14

Vastus medialis innervation

Answer 14

femoral nerve

Question 15

vastus medialis blood supply

Answer 15

superficial femoral arteryand deep femoral artery

Question 16

Vastus intermedius origin

Answer 16

anterior and lateral femur

Question 17

Vastus intermedius insertion

Answer 17

Patella and throgh patella tendon to tibial tuberosity

Question 18

Vastus intermedius action

Answer 18

Extends knee

Question 19

Vastus intermedius innervation

Answer 19

Femoral nerve

Question 20

Vastus intermedius blood supply

Answer 20

deep femoral artery

Question 20

Articularis genu origin

Answer 20

anterior distal femur shaft

Question 21

articularis genu insertion

Answer 21

knee joint capsule

Question 22

articularis genu action

Answer 22

tneses and pulls the joint capsule proximally during knee extension

Question 23

articularis genu innervation

Answer 23

femoral nerve

Question 24

articularis genu blood supply

Answer 24

deep femoral artery

Question 25

Gracilis origin

Answer 25

body and inferior ramus of pubis

Question 26

Gracilis insertion

Answer 26

pes anserine

Question 27

gracilis action

Answer 27

Adduction of hip, medial rotation of hip IF knee is flexed, knee flexion

Question 28

Gracilis innervation

Answer 28

obturator nerve

Question 29

Gracilis blood supply

Answer 29

Medial circumflex femoral artery

Question 30

Biceps femoris long-head origin

Answer 30

Ischial tuberosity

Question 31

Biceps femoris long-head insertion

Answer 31

Head of fibula

Question 32

Biceps femoris long-head action

Answer 32

extension of hip, flexion of knee, lateral rotation of knee

Question 33

Biceps femoris long-head innervation

Answer 33

tibial nerve

Question 34

Biceps femoris long-head blood supply

Answer 34

deep femoral artery

Question 35

Biceps femoris short-head origin

Answer 35

linea aspera of femur

Question 36

Biceps femoris short-head insertion

Answer 36

head of fibula

Question 37

biceps femoris short-head action

Answer 37

Flexion of knee, lateral rotation of knee

Question 38

biceps femoris short-head innervation

Answer 38

common fibular nerve

Question 39

biceps femoris short-head blood supply

Answer 39

popliteal artery

Question 40

Semimembranosus origin

Answer 40

Ischial tuberosity

Question 41

Semimembranosus insertion

Answer 41

medial condyle of tibia

Question 42

Semimembranosus action

Answer 42

extension of hip, flexion of knee, medial rotation of knee

Question 43

semimembranosus innervation

Answer 43

tibial nerve

Question 44

semimembranosus blood supply

Answer 44

deep femoral and popliteal arteries

Question 45

Semitendinosus origin

Answer 45

ischial tuberosity

Question 46

Semitendinosus insertion

Answer 46

Pes anserine

Question 47

Semitendinosus action

Answer 47

extension of hip, flexion of knee, medial rotation of knee

Question 48

Semitendinosus innervation

Answer 48

tibial nerve

Question 49

Semitendiosus blood supply

Answer 49

deep femoral and popliteal arteries

Question 50

Popliteus origin

Answer 50

lateral femoral condyle

Question 51

Popliteus insertion

Answer 51

proximal 1/3 posterior tibia (proximal to soleal line)

Question 52

Popliteus action

Answer 52

Medial rotation of tibia on femur, lateral rotation of femur on tibia (unlock knee)

Question 53

Popliteus innervation

Answer 53

Tibial nerve

Question 54

Popliteus blood supply

Answer 54

popliteal artery