anterior and medial thigh

Question 1

pectineus origin

Answer 1

superior ramus of pubis

Question 2

pectineus insertion

Answer 2

pectineal line of femur

Question 3

pectineus innervation

Answer 3

femoral nerve

Question 4

pectineus action

Answer 4

-adducts and flexes hip joint

Question 5

sartorius origin

Answer 5

anterior superior iliac spine

Question 6

sartorius insertion

Answer 6

superior part of medial surface of tibia

Question 7

sartorius innervation

Answer 7

femoral nerve (L2, L3)

Question 8

Sartorius action

Answer 8

• flexes, abducts and laterally rotates hip joint

- flexes knee joint

Question 9

Four parts of quadriceps femoris

Answer 9

• Rectus femoris
• Vastus lateralis
• Vastus medialis
• Vastus intermedius

Question 10

Rectus femoris origin

Answer 10

anterior inferior iliac spine

Question 11

vastus lateralis origin

Answer 11

• greater trochanter

- lateral lip of linea aspera

Question 12

vastus medialis origin

Answer 12

• medial lip of linea aspera

- intertrochanteric line

Question 13

vastus intermedius origin

Answer 13

-anterior and lateral surfaces of shaft of femur

Question 14

Quadriceps femoris insertion (all four)

Answer 14

Quadriceps tendon

Question 15

Quadriceps femoris innervation (all four)

Answer 15

femoral nerve

Question 16

Quadriceps femoris action (all four)

Answer 16

• Extends knee joint

- rectus femoris only: flex hip

Question 17

adductor longus origin

Answer 17

body of pubis inferior to pubic crest

Question 18

adductor longus insertion

Answer 18

middle third of linea aspera of femur

Question 19

adductor longus innervation

Answer 19

obturator nerve

Question 20

adductor longus action

Answer 20

adducts hip joint

Question 21

muscles of the anterior thigh

Answer 21

• pectineus
• iliopsoas
• sartorius
• quadriceps femoris (four parts)

all innervated by femoral except of psoas major

Question 22

Quadriceps tendon

Answer 22

• the four muscle tendons of quadricepts femoris come together to make this
• it becomes patellar ligament at knee

Question 23

Patellar ligament

Answer 23

• patella is embredded in there

- continuation of quadriceps tendon

Question 24

Muscles of the medial thigh

Answer 24

• “adductor group”
• adductor longus
• adductor brevis
• adductor magnus
• gracilis
• obturator externus

all innervated by obturator excepts for hamstring part of adductor magnus

Question 25

adductor hiatus

Answer 25

• where the femoral artery and vein pass from the anterior compartment of the thigh to the popliteal fossa (posterior to knee)
• through adductor part of adductor magnus
• saphenous nerve also runs through here

Question 26

adductor brevis origin

Answer 26

body and inferior ramus of pubis

Question 27

adductor brevis insertion

Answer 27

• pectineal line

- proximal part of linea of aspera of femur

Question 28

adductor brevis innervation and action

Answer 28

• obturator nerve

- adducts hip joint

Question 29

adductor magnus (two parts) origin

Answer 29

Adductor part: inferior ramus of pubis

Hamstring part: ischial tuberosity

Question 30

adductor magnus (two parts) insertion

Answer 30

adductor part: gluteal tuberosity, linea aspera

hamstring part: adductor tubercle of femur

Question 31

adductor magnus (two parts) innervation

Answer 31

adductor part: obturator nerve

hamstring part: tibial part of sciatic nerve

Question 32

adductor magnus (two parts) action

Answer 32

both: adducts hip joint

Question 33

gracilis origin

Answer 33

body and inferior ramus of pubis

Question 34

gracilis insertion

Answer 34

superior part of medial surface of tibia

Question 35

gracilis innervation and action

Answer 35

• obturator nerve

- adducts hip joint, flexes knee

Question 36

obturator externus origin

Answer 36

• margins of obturator foramen

- obturator membrane

Question 37

obturator externus insertion

Answer 37

trochanteric fossa of femur

Question 38

obturator externus innervation and action

Answer 38

• obturator nerve

- laterally rotates hip joint

Question 39

borders of the femoral triangle

Answer 39

superior (base): inguinal ligament
medial: adductor longus
lateral: sartorius
(where they meet is the apex)

Question 40

floor and roof of femoral triangle

Answer 40

floor: iliopsoas and pectineus
roof: fascia lata

Question 41

contents of femoral triangle:

Answer 41

(lateral to medial)

• femoral nerve
• femoral artery
• femoral vein (Great Saphenous and Profundus femoris)
• Femoral Canal (contains lymph)

Question 42

femoral nerve

Answer 42

• largest branch of lumbar plexus
• after the femoral triangle it splits
• main splits is saphenous nerve and cutaneous branches

Question 43

cutaneous branches of femoral nerve

Answer 43

go to and supply the anteriomedial thigh

Question 44

Saphenous Nerve

Answer 44

• branch of femoral nerve
• runs through femoral triangle and adductor hiatus
• to supply the skin and fascia of the anterimedial knee, leg and foot

Question 45

Pes anserinous

Answer 45

• conjoined tendons of three muscles at medial aspect of knee which inserts into the tibia
• has a bursae between the tendons

Question 46

three muscles of the pes anserinous

Answer 46

• sartorius
• gracilis
• semitendinosus

Question 47

Two superficial veins of the lower limb

Answer 47

• great saphenous

- small saphenous

Question 48

Great saphenous vein

Answer 48

• Begins at the dorsal digital vein of great toe with the dorsal venous arch
• runs medially to drain into the femoral vein

Question 49

Small saphenous vein

Answer 49

• Dorsal digital vein of 5th digit with dorsal venous arch

- up the lateral side and dumps into popliteal at the popliteal fossa

Question 50

Deep veins of the lower limb

Answer 50

Flow into the popliteal vein which becomes femoral vein then external iliac vein