Abdomen 2 Flashcards
Subdivisions of GIT + Arterial supply
- Foregut - celiac a.
- Midgut - sup. mesenteric a.
- Hindgut - inf. mesenteric a.
Subdivisions of GIT + Arterial supply
- Foregut - celiac a.
- Midgut - sup. mesenteric a.
- Hindgut - inf. mesenteric a.
Soft palate function
- ensures food moves inferiorly down into oesophagus
Soft palate - arterial supply
Facial a. & maxillary a.
Stomach - structure (diagram + list features)
- Cardia - surrounds gastroesophageal opening
- Fundus - superior dome region
- Body (+ greater & lesser curvature)
- Pylorus - Distal region where stomach joins duodenom
–> + pyloric sphincter - valve between stomach & duodenom
What are the folds of the stomach wall called? and what is their function?
Rugae - increase SA
What attaches to the greater and lesser curvature of the stomach, respectively?
Greater curvature - greater omentum
Lesser curvature - lesser omentum
Small intestine segments
- duodenum
- jejunum
- ileum
Duodenum parts
- Part 1 - ascending (intraperitoneal organ)
- Part 2 - descending (retroperitoneal organ)
- Part 3 - horizontal (retroperitoneal organ)
- Part 4 - ascending (retroperitoneal & intraperitoneal distally)
What is the longest segment of the small intestine?
ileum
In which segment of the small intestine does ABSORPTION primarily take place?
Jejunum
3 branches of the celiac trunk (mnemonic)
“Left Hand Side”
1. left gastric a.
2. common hepatic a.
3. splenic a.
Small intenstine blood supply
- Duodenum - celiac trunk & sup. mesenteric a.
- Jejunum - jejunal branch of sup. mesenteric a.
- ileum - ileal branch of sup. mesenteric a.
What is the bulging sac at the beginning of the large intestine - point where SI meets LI?
Caecum
What is the depression outside the lateral surfaces of the ascending & descending colon?
right & left paracolic gutters
