The Anatomy and Function of the Abdominal Aorta - Verywell …
2024年11月7日 · The abdominal aorta starts just below the diaphragm and runs down the back of the abdomen. It supplies oxygenated blood to vital organs, including the kidneys, stomach, intestines, and liver, through three main branches: the celiac artery, superior mesenteric artery, and renal arteries.
Abdominal aorta - Wikipedia
In human anatomy, the abdominal aorta is the largest artery in the abdominal cavity. As part of the aorta, it is a direct continuation of the descending aorta (of the thorax). [1] The abdominal aorta begins at the level of the diaphragm, crossing it via the aortic hiatus, technically behind the diaphragm, at the vertebral level of T12. [1] .
Anatomy, Abdomen and Pelvis: Abdominal Aorta
2023年7月25日 · After crossing the diaphragm into the abdomen, the aptly-named abdominal aorta eventually bifurcates into the common iliac arteries in the lower abdomen. Along the way, the aorta gives rise to the arterial branches that are responsible for transmitting oxygenated blood to all the tissues of the body.
The Aorta - Branches - Aortic Arch - TeachMeAnatomy
2024年4月21日 · The abdominal aorta is a continuation of the thoracic aorta beginning at the level of the T12 vertebrae. It is approximately 13cm long and ends at the level of the L4 vertebra. At this level, the aorta terminates by bifurcating into the right and left common iliac arteries that supply the lower body.
Abdominal aorta | Radiology Reference Article - Radiopaedia.org
2024年11月25日 · The abdominal aorta (plural: aortas or aortae 4) is the main blood vessel in the abdominal cavity that transmits oxygenated blood from the thoracic cavity to the organs within the abdomen and to the lower limbs. It is a continuation of descending thoracic aorta at T12 posterior to the median arcuate ligament and diaphragmatic crura.
Anatomy, Abdomen and Pelvis: Aorta - StatPearls - NCBI Bookshelf
2023年7月25日 · The abdominal aorta gives rise to five major branches: the celiac trunk, superior mesenteric artery, left and right renal arteries, and inferior mesenteric artery. The celiac trunk mainly supplies organs of the foregut, while the superior and inferior mesenteric arteries supply organs of the midgut and hindgut, respectively.
Vascular Anatomy of the Abdominal Aorta and the Inferior …
2020年7月23日 · As the aorta descends through the abdominal cavity, the infrarenal aorta gives off anterior, lateral, and posterior branches. Anterior branches include the celiac trunk, superior mesenteric artery, and inferior mesenteric artery, which supply the gastrointestinal viscera, as well as the phrenic and gonadal arteries ( Fig. 19.1 ). Abdominal aorta.
Upper Abdominal Aorta, Including the Visceral and Supraceliac …
2016年5月22日 · Fig. 9-1 The upper abdominal organs are arrayed around the central core of the great vessels. Note the relationship of the anterior renal fascia to the vessels in the retroperitoneum. In its short span, the abdominal aorta is the center of some of the most complex anatomic relationships in the body.
Abdominal aorta - Radiology Key
2016年1月8日 · Abdominal aortography is performed using a 4- or 5-French (Fr) catheter with a pigtail or similar configuration. To properly evaluate the renal artery origins, the side holes of the catheter are positioned at the L1-L2 level.
Abdominal Aorta - Radiology Key
2020年3月19日 · An abdominal aortic aneurysm (AAA) occurs when there is a focal enlargement of the abdominal aorta >3 cm or >50% enlargement of the normal diameter. AAAs are usually asymptomatic until they are large or rupture.