Branches of the Abdominal Aorta

Question 1

What is the course of the abdominal aorta?

Answer 1

passes through the aortic hiatus and descends anterior to the vertebral bodies

Question 2

What are the branches of the abdominal aorta?

Answer 2

1. celiac trunk
2. superior mesenteric artery
3. inferior mesenteric artery
4. inferior phrenic artery
5. middle suprarenal artery
6. renal artery
7. gonadal (testicular or ovarian) artery
8. lumbar arteries (4 pairs)
9. median sacral artery

Question 3

Where does the abdominal aorta bifurcate?

Answer 3

anterior to the 4th lumbar vertebra

Question 4

What does the abdominal aorta become once it bifurcates?

Answer 4

right and left common iliac arteries

Question 5

What does the common iliac arteries bifurcate into?

Answer 5

• internal iliac artery

- external iliac artery

Question 6

Where does the common iliac artery bifurcate?

Answer 6

at the sacroiliac joint