Muscles of the Hip

Question 1

Psoas Major

Answer 1

origin: lumbar vertebrae
insertion: combines w/iliacus and attaches into lesser trochanter
action: hip flexion,trunk flexion, and lateral rotation

Question 2

Iliacus

Answer 2

origin: iliac fossa and sacrum
insertion: combines w/psoas major and attaches into lesser trochanter
action: hip flexion, trunk flexion, and lateral rotation

Question 3

gluteus maximus

Answer 3

origin: iliac crest, sacrum, and coccyx
insertion:gluteal tuberosity
action: extend hip, lateral rotation

Question 4

gluteus medius

Answer 4

origin: lateral ilium
insertion: greater trochanter
action: hip abduction and medial rotation

Question 5

tensor fascia latae

Answer 5

origin: lateral anterior iliac crest and ASIS
insertion: tibia (IT band)
action: flexes and abducts hip

Question 6

adductor longus

Answer 6

origin: pubic crest and pubic symphysis
insertion: linea aspea
action: hip flexion and adduction

Question 7

adductor magnus

Answer 7

origin: inferior pubis and ischial tuberosity
insertion: linea aspera
action: adducts hip
a-flexes hip
p-extends hip

Question 8

Gracilis

Answer 8

origin: ramus of pubis
insertion: medial tibia
action: hip adduction, medial rotation, and knee flexion

Question 9

rectus femoris

Answer 9

origin: AIIS
insertion: tibial tuberosity
action: hip flexion and knee extension

Question 10

sartorius

Answer 10

origin: ASIS
insertion: medial tibia
action: WEAK…
knee flexion, hip abduction, lateral rotation

Question 11

bicep femoris

Answer 11

origin: LH-medial tuberosity
SH-linea aspea
insertion: fibular head and lateral condyle of tibia
action: hip extension and knee flexion

Question 12

semitendinosus

Answer 12

origin: ischial tuberosity
insertion: medial to the tibial tuberosity
action: hip extension and knee flexion

Question 13

semimembranosus

Answer 13

origin: ischial tuberosity
insertion: medial condyle of tibia
action: hip extension and knee flexion