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Foregut
Anatomy
| Question | Answer |
|---|---|
| What is the greater omentum derived from? | Dorsal mesogastrium |
| What does the greater omentum attach to? | Greater curvature of the stomach and the 1st part of the duodenum |
| What blood vessels feed and run between the two layers of the greater omentum? | Right and left gasto-omental (gasto-epiploic) vessels |
| Where would you find the omental bursa? | Under the stomach |
| What is the lesser omentum derived from? | The ventral mesogastrium |
| Where does the lesser omentum attach? | Attaches to the lesser curvature of the stomach, the inferior surface of the liver and the first part of the duodenum |
| What are the two main ligaments derived from the lesser omentum? | The hepatogastric and hepatoduodenal ligaments |
| The free lateral edge of the hepatoduodenal ligament contains what? | The hepatic artery proper, the bile duct and the portal vein |
| What vessels feed and run between layers of the lesser omentum? | Right and left gastric vessels |
| What does the Mesentery attach to? | Connects posterior jejunum and ileum to the posterior abdominal wall, attaches to the duodenojejunal junction and ends at the ileocaecal junction. |
| What level does the oesophagus arise? | C6 |
| What level does the oesophagus pierce the diaphragm? | T10 |
| What is the oesophageal plexus made up from? | Anterior vagus trunk (from left vagus) and posterior vagal trunk (from right vagus) |
| What are the three muscle layers of the stomach? | Circular, transverse and oblique |
| The folds on the inner wall of the stomach are called what? | Rugae |
| What are the 4 layers of the GIT? | Mucosa, submucosa, muscularis externa, serosa |
| Name the 4 regions of the stomach | Cardia, fundus, body and pylorus (antrum and canal) |
Created by:
lmsnee
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