Medial Compartment of Thigh (Adductors of Thigh)

Question 1

Adductor longus proximal attachment

Answer 1

Body of pubis inferior to pubic crest

Question 2

Adductor longus distal attachment

Answer 2

Middle third of linea aspera of femur

Question 3

Adductor longus innervation

Answer 3

Obturator nerve, branch of, anterior division (L2, L3, L4)

Question 4

Adductor longus main action

Answer 4

Adducts thigh

Question 5

Adductor brevis proximal attachment

Answer 5

Body and inferior ramus of pubis

Question 6

Adductor brevis distal attachment

Answer 6

Pectineal line and proximal part of linea aspera of femur

Question 7

Adductor brevis innervation

Answer 7

Obturator nerve, branch of,
anterior division (L2, L3, L4)

Question 8

Adductor brevis main action

Answer 8

Adducts thigh; to

some extent flexes it

Question 9

Adductor magnus proximal attachment

Answer 9

Adductor part: inferior ramus of pubis, ramus of ischium

Hamstrings part: ischial tuberosity

Question 10

Adductor magnus distal attachment

Answer 10

Adductor part: gluteal tuberosity, linea aspera, medial supracondylar line
Hamstring part: adductor tubercle of femur

Question 11

Adductor magnus innervation

Answer 11

Adductor part: obturator nerve (L2, L3, L4), branches of posterior division
Hamstring part: tibial part of sciatic nerve (L4)

Question 12

Adductor magnus main action

Answer 12

Adducts thigh
Adductor part:
flexes thigh
Hamstrings part:
extends thigh

Question 13

Gracilis proximal attachment

Answer 13

Body and inferior ramus of pubis

Question 14

Gracilis distal attachment

Answer 14

Superior part of medial surface of tibia

Question 15

Gracilis innervation

Answer 15

Obturator nerve (L2, L3)

Question 16

Gracilis main action

Answer 16

Adducts thigh; flexes leg; helps rotate leg medially

Question 17

Obturator externus proximal attachment

Answer 17

Margins of obturator foramen and obturator membrane

Question 18

Obturator externus distal attachment

Answer 18

Trochanteric fossa of femur

Question 19

Obturator externus innervation

Answer 19

Obturator nerve (L3, L4)

Question 20

Obturator externus main action

Answer 20

Laterally rotates thigh; steadies head of femur in acetabulum