اناٹومی مطالعاتی نوٹ · Abdomen
Abdominal aorta
The aorta enters the abdomen through the aortic opening at T12, descends on the lumbar vertebral bodies behind the peritoneum, and divides at L4 into the two common iliac arteries.
اہم نکات
- T12 (aortic opening) → L4 (bifurcation).
- Unpaired: coeliac (T12), SMA (just below it), IMA (~3.8 cm above the bifurcation).
- Paired: suprarenal, renal (L2), gonadal, inferior phrenic, lumbar ×4.
- Ends as 2 common iliacs + median sacral.
- Aneurysm: usually infrarenal.
- Ventral splanchnic: gut. Lateral splanchnic: kidney, adrenal, gonad.
- Elastic artery: 40–70 fenestrated elastic membranes in the media.
- Damps the pressure pulse.
اٹلس میں مکمل نوٹ میں یہ بھی شامل ہے
Relations · Branches · Histology · Development · طبی اہمیت
مفت سائن اِن کریں تاکہ اسے 3D ماڈل پر دیکھیں، مکمل نوٹ پڑھیں اور اس پر سوالات کی مشق کریں۔
ماخذ
- Snell’s Clinical Anatomy by Regions, 10th ed., ch. 7, PDF pp. 954–958
- Inderbir Singh’s Human Embryology, ch. 13, PDF p. 175; ch. 15, PDF pp. 226, 250
- BRS Cell Biology & Histology, 7th ed., ch. 11, PDF pp. 197–200
abdomen سے مزید
- Abdominal lymph nodes
- Appendix
- Ascending colon
- Biliary tree
- Caecum
- Coeliac trunk
- Descending colon
- Duodenum
- Epididymis
- External oblique
- Gallbladder
- Iliac arteries
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