Abdominal aorta Continuation of thoracic aorta at aortic hiatus of diaphragm in front of T12 ▣Terminates at lower border of L4 vertebra by dividing into right and left common iliac arteries ▣13cm
Abdominal aorta ❑ Continuation of thoracic aorta at aortic hiatus of diaphragm in front of T12 ❑ Terminates at lower border of L4 vertebra by dividing into right and left common iliac arteries ❑ 13cm
Abdominal aorta Parietal branches Inferior phrenic artery.(1 pair) ▣Lumbar a. (4 pairs of arteries that supply the posterior abdominal wall) ▣Median sacral a
Abdominal aorta Parietal branches ❑ Inferior phrenic artery. (1 pair) ❑ Lumbar a. ( 4 pairs of arteries that supply the posterior abdominal wall) ❑ Median sacral a
Abdominal aorta Visceral branches ▣Paired branches Middle suprarenal artery Renal artery >Testicular(ovarian)artery
Abdominal aorta Visceral branches ❑ Paired branches ➢ Middle suprarenal artery ➢ Renal artery ➢ Testicular (ovarian) artery
Abdominal aorta Renal artery Lower accessory renal a
Abdominal aorta Renal artery Lower accessory renal a
Abdominal aorta ▣Unpaired branches Celiac trunk a short large artery that arises from the front of aorta as it emerges through the diaphragm. >Superior mesenteric a. arises from the front of aorta,at the level of L1 Inferior mesenteric a. arises from the front of aorta,at level of L3
Abdominal aorta ❑ Unpaired branches ➢ Celiac trunk a short large artery that arises from the front of aorta as it emerges through the diaphragm. ➢ Superior mesenteric a. arises from the front of aorta, at the level of L1 ➢ Inferior mesenteric a. arises from the front of aorta, at level of L3