Muscles-Anterior and medial thigh

Question 1

Pectineus

attachments

Answer 1

superior ramus of pubis AND pectineal line of femur

Question 2

Pectineus

action

Answer 2

Adducts, flexes, and medially rotates thigh

Question 3

Pectineus

innervation

Answer 3

Femoral (L2-L3)

Question 4

Sartorius

attachments

Answer 4

ASIS AND inferior to medial condyle of tibia via the pes anserinus

Question 5

Sartorius

action

Answer 5

Abducts, flexes, and laterally rotates thigh; flexes and medially rotates leg

Question 6

Sartorius

innervation

Answer 6

Femoral (L2-L3)

Question 7

Rectus femoris

attachments

Answer 7

AIIS AND patellar tendon including patella to tibial tuberosity

Question 8

Rectus femoris

action

Answer 8

Flexes thigh; extends leg

Question 9

Rectus femoris

innervation

Answer 9

Femoral (L2-L4)

Question 10

Vastus lateralis

attachments

Answer 10

greater trochanter of femur, linea aspera of femur AND patellar tendon including patella to tibial tuberosity, lateral patellar retinaculum to lateral patella and lateral condyle of tibia

Question 11

Vastus lateralis

action

Answer 11

Extends leg

Question 12

Vastus lateralis

innervation

Answer 12

Femoral (L2-L4)

Question 13

Vastus medialis

attachments

Answer 13

intertrochanteric line of femur, linea aspera of femur AND patellar tendon, including patella, to tibial tuberosity, medial patellar retinaculum to medial patella and medial condyle of tibia

Question 14

Vastus medialis

action

Answer 14

Extends leg

Question 15

Vastus medialis

innervation

Answer 15

Femoral (L2-L4)

Question 16

Vastus intermedius

attachments

Answer 16

anterior surface of femur AND patellar tendon including patella to the tibial tuberosity

Question 17

Vastus intermedius

action

Answer 17

Extends leg

Question 18

Vastus intermedius

innervation

Answer 18

Femoral (L2-L4)

Question 19

Adductor longus

attachments

Answer 19

Body of pubis AND linea aspera of femur

Question 20

Adductor longus

action

Answer 20

Adducts and flexes thigh

Question 21

Adductor longus

innervation

Answer 21

Obturator nerve (L2-L4)

Question 22

Adductor brevis

attachments

Answer 22

Body and inferior ramus of pubis AND pectineal line of femur, linea aspera of femur

Question 23

Adductor brevis

action

Answer 23

Adducts and flexes thigh

Question 24

Adductor brevis

innervation

Answer 24

Obturator (L2-L4)

Question 25

Adductor magnus-adductor part | attachments

Answer 25

ischiopubic ramus AND gluteal tuberosity, linea aspera, and medial supracondylar line of femur

Question 26

Adductor magnus-adductor part | action

Answer 26

Flexes thigh (whole muscle adducts thigh)

Question 27

Adductor magnus-adductor part | innervation

Answer 27

Obturator (L2-L4)

Question 28

Adductor magnus-hamstring part | attachments

Answer 28

Ischial tuberosity AND adductor tubercle of femur

Question 29

Adductor magnus-hamstring part | action

Answer 29

Extends thigh or trunk (whole muscle adducts thigh)

Question 30

Adductor magnus-hamstring part | innervation

Answer 30

Tibial (L4)

Question 31

Gracilis | attachments

Answer 31

body and inferior ramus of pubis AND inferior to medial condyle of tibia via the pes anserinus

Question 32

Gracilis | action

Answer 32

adducts thigh, flexes and medially rotates leg

Question 33

Gracilis | innervation

Answer 33

Obturator (L2-L3)

Question 34

Obturator externus | attachments

Answer 34

margins of obturator foramen externally, external surface of obturator membrane AND trochanteric fossa of femur

Question 35

Obturator externus | action

Answer 35

laterally rotates thigh

Question 36

Obturator externus | innervation

Answer 36

(L3-L4)