Iliopsoas

Question 1

Iliopasoas (ORIGIN)- psoas major and iliacus

Answer 1

Psoas Major: Sides of T12-L5 vertebrae and the discs between them; transverse processes of all lumbar vertebrae
Iliacus: Iliac fossa, iliac crest, and ala of the sacrum

Question 2

Iliopasoas (INSERTION)

Answer 2

Lesser trochanter of the femur

Question 3

Iliopasoas (INNERVATION)- pasoas major and iliacus

Answer 3

Psoas Major: Anterior rami of lumbar nerves (L1, L2, L3)
Iliacus: Femoral nerve (L2, L3)

Question 4

Iliopasoas (BLOOD SUPPLY)

Answer 4

Lumbar arteries, iliolumbar artery, medial circumflex femoral artery

Question 5

Iliopasoas (ACTION)

Answer 5

Flexes the thigh at the hip; stabilizes the hip joint