Abdomen 2 - Organs and Posterior Abdominal Wall Flashcards
1
Q
What are the muscles of the posterior abdominal wall?
A
Psoas major
Iliacus
Quadratus lumborum
2
Q
What is the origin and insertion of psoas major?
A
O - lumbar vertebrae
I - femur
3
Q
What is the action and innervation of psoas major?
A
A - flexes thigh
I - spinal nerves
4
Q
What is the origin and insertion of iliacus?
A
O - iliac fossa
I - femur
5
Q
What is the action and innervation of iliacus?
A
A - flexes thigh
I - femoral nerve
6
Q
What is the origin and insertion of quadratus lumborum?
A
O - iliac crest
I - last rib, lumbar vertebrae
7
Q
What is the action and innervation of quadratus lumborum?
A
A - lateral bending
I - spinal nerves
