Anterior and Medial thigh

Question 1

Landmarks on femur

Answer 1

• Greater trochanter
• Intertrochanteric line
• lesser trochnater
• quadrate tubercle
• gluteal tuberosity
• pectineal line
• linea aspera

Question 2

Landmarks on the distal femur and on the tibia

Answer 2

Femur –> adductor tubercle, medial epicondyle of femur
Tibia –> Medial condyle of tibia, tibial tuberosity

Question 3

List the muscles of the anterior thigh

Answer 3

• iliospoas
• pectineus
• sartorius
• quadriceps femoris (rectus femoris, vatus lateralis, vastus medialis, vatus intermedius)

Question 4

Attachment of iliopsoas

Answer 4

lesser trochanter of femur

Question 5

origin and insertion of sartorius

Answer 5

origin –> ASIS
Insertion –> tibia - superior aspect of medial surface

Question 6

Action of sarorius

Answer 6

At hip joint –> flex, abduct and laterally rotate
At knee –> knee

Question 7

sartorius innervation

Answer 7

femoral nerve

Question 8

innervation of quadricep femoris muscles

Answer 8

femoral nerve

Question 9

origin and insertion of rectus femoris

Answer 9

Origin –> AIIS
Insertion –> base of patella, tibial tuberosity via patellar ligament

Question 10

Action of rectus femoris

Answer 10

• flexion at hip
• extension of leg at knee

Question 11

origin and insertion of vastus lateralis

Answer 11

origin –> greater trochanter, lateral lip of linea aspera
insertion –> Base of patella, tibial tuberosity via patellar ligament

Question 12

origin and insertion of vastus medialis

Answer 12

origin –> intertrochanteric line, medial lip of linea aspera
insertion –> base of patella, tibial tuberosity via patellar ligament

Question 13

action of vastus lateralis and medialis

Answer 13

extension of leg at knee

Question 14

vastus intermedius origin and insertion

Answer 14

origin –> anterior and lateral surfaces of femur
insertion –> base of patella, tibial tuberosity via patellar ligament

Question 15

action of vastus intermedius

Answer 15

extension of leg at knee

Question 16

muscles that insert on tibia

Answer 16

• sartorius
• semitendinosus
• gracilis

Question 17

list medial thigh muscles superficial to deep

Answer 17

• pectineus
• adductor longus
• adductor brevis
  -adductor magnus
• gracilis
• obturator externus

Question 18

action of pectineus

Answer 18

• adduction of thigh at hip
• flexion of thigh at hip
• medial rotation at hip (hold femur in place)

Question 19

Innervation of pectineus

Answer 19

• femoral and obturator nerve

Question 20

origin and insertion of adductor longus and adductor brevis

Answer 20

origin –> pubic bone
insertion –> linea aspera of femur

Question 21

action of adductor longus and adductor brevis

Answer 21

adduction of thigh

Question 22

innervation of adductor longus and adductor brevis

Answer 22

obturator nerve

Question 23

origin of adductor portion of adductor magnus

Answer 23

• pubic bone
• ramus of ischium

Question 24

insertion of adductor portion of adductor magnus

Answer 24

linea aspera of femur

Question 25

origin of hamstring portion of adductor magnus

Answer 25

ischial tuberosity

Question 26

insertion of hamstring portion of adductor magnus

Answer 26

adductor tubercle of femur

Question 27

action of adductor portion of adductor magnus

Answer 27

adduction of thigh

Question 28

action of hamstring portion of adductor magnus

Answer 28

- adduction of thigh - extension of thigh

Question 29

innervation of adductor portion of adductor magnus

Answer 29

obturator nerve

Question 30

innervation of hamstring portion of adductor magnus

Answer 30

sciatic nerve (tibial division)

Question 31

origin of gracilis

Answer 31

pubic bone

Question 32

insertion of gracilis

Answer 32

tibia --> superior aspect of medial surface

Question 33

action of gracilis

Answer 33

- adduction of thigh - flexion of leg at knee - medial rotation of leg

Question 34

innervation of gracilis

Answer 34

obturator nerve

Question 35

origin of obturator externus

Answer 35

- obturator membrane - margins of obturator foramen

Question 36

action of obturator externus

Answer 36

- lateral rotation at hip joint - stabilization of hip joint

Question 37

innervation of obturator externus

Answer 37

obturator nerve

Question 38

name the branches of the obturator nerve

Answer 38

- posterior branch of obturator nerve - anterior branch of obturator nerve

Question 39

structure making the base of the femoral triangle

Answer 39

inguinal ligament

Question 40

lateral border of femoral triangle

Answer 40

sartorius

Question 41

medial border of femoral triangel

Answer 41

adductor longus

Question 42

muscles that make the apex of the femoral triangle

Answer 42

- sartorius - adductor longus

Question 43

muscles that make the floor of the femoral triangle

Answer 43

- iliopsoas - pectineus

Question 44

what is the contents of the femoral triangle

Answer 44

- femoral nerve - femoral artery - femoral vein