Coeliac Trunk

1. THE COELIAC TRUNK (artery of foregut)

v  DERIVATIVES OF THE FOREGUT: Lower part of Esophagus, Stomach AND Upper part of the Duodenum.2.Liver .3.Spleen 4.Greater part of Pancreas.

At the level: T12 to L1

v  Main 3 branches :

1) Left Gastric 2) Hepatic 3)Splenic

1)Left Gastric

v  IT RUNS ALONG THE LESSER CURVATURE OF STOMACH.

v  IT ENDS BY ANASTOMOSING THE RIGHT GASTRIC ARTERY.

v  IT GIVES OFF : a)Oesophageal branches b)Numerous Gastric branches

2) Hepatic

It terminates by dividing into right and left Hepatic branches

A)The Gastroduodenal artery:.The part of hepatic artery proximal to the origin of the Gastroduodenal artery is called the Common Hepatic artery.

Gastroduodenal artery divides into: 1)Right Gastroepiploic. And Superior PancreatoDuodenal.

2)Superior PancreatoDuodenal artery runs down and ends by anastomosing with Inferior Pancreatoduodenal artery

B)The right Gastric artery: It is a small branch.it runs along the lesser curvature and ends by anastomosing with left Gastric Artery.

3. The Splenic Artery

v  It is the largest and runs behind the lesser sac.It reaches the Helium of the spleen. Branches:

v  A)Numerous Pancreatic branches B)5 to 7 short Gastric arteries.

v  C)Left Gastroepiploicruns along the greater curvature of stomach and ends by anastomosing with the right Gatsroepiploic arteries.