This is an arteriogram of the abdominal aorta, commonly called an "aortogram". The right femoral artery was cannulated with a catheter to inject contrast.
1. catheter
2. abdominal aorta
3. renal arteries
4. common iliac arteries
5. external iliac arteries
6. internal iliac arteries
7. lumbar segmental arteries
8. inferior mesenteric artery
9. median sacral artery