Summary

This document provides a detailed description of the abdominal aorta and its branches, the celiac trunk, and the mesenteric arteries, along with their distribution. It includes diagrams to illustrate the anatomical structures and their relationships. The document is suitable for medical students studying vascular anatomy.

Full Transcript

# Abdominal Aorta ## Branches ### Celiac Trunk - Splenic a. - Left Gastro-omental a. - Left Gastric a. - Pancreatic branches - Right Gastro-omental a. - Inferior Pancreatico-duodenal a. ### Superior Mesenteric Artery - Middle colic a. - Right colic a. - Ileocolic a. - Jejunal aa. - Ileal aa. ##...

# Abdominal Aorta ## Branches ### Celiac Trunk - Splenic a. - Left Gastro-omental a. - Left Gastric a. - Pancreatic branches - Right Gastro-omental a. - Inferior Pancreatico-duodenal a. ### Superior Mesenteric Artery - Middle colic a. - Right colic a. - Ileocolic a. - Jejunal aa. - Ileal aa. ### Inferior Mesenteric Artery - Left colic a. - Sigmoid aa. - Superior rectal a. ## Abdominal Aorta Diagram ### Left Side - Respiratory Diaphragm - Celiac Trunk - Left middle suprarenal artery - Left renal artery - Left gonadal artery - Inferior mesenteric artery - Middle sacral artery - Left common iliac artery - Left internal iliac artery ### Right Side - Right inferior phrenic artery - Superior mesenteric artery - Right renal artery - Lumbar arteries - Right gonadal artery ### Bifurcation at L4 - Right common iliac artery - Right internal iliac artery ## Distribution of Superior Mesenteric Artery - Inferior pancreaticoduodenal a. - Middle colic a. - Superior mesenteric a. - Right colic a. - Ileocolic a. - Jejunal aa. - Ascending colon - Ileal aa. - Cecum - Appendix ## Distribution of Inferior Mesenteric Artery - Transverse colon - Descending colon - Aorta - Inferior mesenteric a. - Left colic a. - Sigmoid aa. - Superior rectal a. - Sigmoid colon - Rectum ## Coeliac Trunk - Inferior pancreatico-duodenal artery - Middle colic artery - Right colic artery - Ileocolic artery - origin - Front of aorta - 1 cm below the coeliac trunk - Superior mesenteric artery - Jejunal branches - Ileal branches - Termination - Right iliac fossa ## Distal 1/3rd of Transverse Colon - Left colic flexure - Descending colon - Left colic artery - Sigmoidal arteries - Sigmoid colon - Rectum - Upper half of anal canal ## Clinical - L renal a. - L. gonadal artery - R renal a. - R. gonadal artery - Lumbar arteries - L. common iliac a. - Middle sacral a. - R. common iliac a. - Superior mesenteric a. Diagram: A detailed diagram of the branches of the Abdominal Aorta, in a branching tree-like structure. Diagram: A detailed diagram showcasing the distribution of the superior and inferior mesenteric arteries, with branches and targeted organ regions labeled. Diagram: A detailed diagram showcases the origin, branches and termination of the Coeliac Trunk with targeted organ regions labeled. Diagram: A detailed diagram showcases the distribution of the inferior mesenteric artery, with key structures and branches of the artery labeled.

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