Hip Muscles

Question 1

Iliopsoas

Answer 1

O: iliac fossa, anterior and lateral surfaces of T12 through L5
I: lesser trochanter
A: hip flexion
N: femoral nerve L2, L3

Question 2

Rectus Femoris

Answer 2

O: AIIS
I: tibial tuberosity
A: hip flexion, knee extension
N: femoral nerve L2, L3, L4

Question 3

Sartorius

Answer 3

O:ASIS
I: Proximal medial aspect of tibia
A: combination of hip flexion, abduction, lateral rotation, and knee flexion
N: femoral nerve L2, L3

Question 4

Pectineus

Answer 4

O: Superior ramus of pubis
I: Pectineal line of femur
A: hip flexion and adduction
N: femoral nerve L2, L3

Question 5

Adductor Longus

Answer 5

O: Pubis
I: middle third of the linea aspera
A: hip adduction
N: obturator nerve L2, L3, L4

Question 6

Adductor Brevis

Answer 6

O: pubis
I: pectineal line and proximal linea aspera
A: hip adduction
N: obturator nerve L2, L3

Question 7

Adductor Magnus

Answer 7

O: ischium and pubis
I: entire linea aspera and adductor tubercle
A: hip adduction
N: obturator and sciatic nerve L2, L3, L4

Question 8

Gracilis

Answer 8

O:Pubis
I: anteromedial surface of proximal end of tibia
A: hip adduction
N: obturator nerve L2, L3

Question 9

Gluteus Maximus

Answer 9

O: posterior sacrum and ilium
I: posterior femur distal to greater trochanter and to iliotibial band
A: hip extension, hyperextension, lateral rotation
N: inferior gluteal nerve L5, S1, S2

Question 10

Piriformis

Answer 10

O: anterior sacrum
I: medial surface of greater trochanter
A: hip lateral rotation
N: L5, S1, S2

Question 11

Semimembranosus

Answer 11

O: ischial tuberosity
I: posterior surface of medial condyle of tibia
A: hip extension and knee flexion
N: sciatic nerve - tibial division L5, S1, S2

Question 12

Semitendinosus

Answer 12

O: ischial tuberosity
I: Anteromedial surface of proximal tibia
A: hip extension and knee flexion
N: sciatic nerve - tibial division L5, S1, S2

Question 13

Biceps femoris

Answer 13

O: long head: ischial tuberosity
Short head: lateral lip of linea aspera
I: fibular head
A: long head: hip extension and knee flexion
Short head : knee flexion
N: long head: sciatic nerve - tibial division L5, S1, S2
Short head: common fibular nerve L5, S1, S2

Question 14

Gluteus Medius

Answer 14

O: outer surface of the ilium
I: lateral surface of the greater trochanter
A: hip abduction
N: superior gluteal nerve L4, L5, S1

Question 15

Gluteus minimus

Answer 15

O:lateral surface of the ilium
I: anterior surface of the greater trochanter
A: hip abduction, medial rotation
N: superior gluteal nerve L4, L5, S1

Question 16

Tensor Fascia Lata

Answer 16

O: ASIS
I: lateral condyle of tibia
A: combined hip flexion and abduction
N: superior gluteal nerve L4, L5, S1