Stomach Flashcards
Describe the structure of the abdomen
Extends under rib cage, body cavity between diaphragm and pelvic inlet.
Multi-played musculationeuortic wall, adipose tissue (fatty tissue)
How many regions is the abdomen split up into?
9
Name the 9 regions of the abdomen
1 = Right hypochondrium - Liver
2 = Epigastric – Duodenum, liver, gall bladder, pancreas, stomach
3 = Left hypochondrium – Spleen and stomach
4 = Right lumbar – Ascending colon, kidney
5 = Umbilical –Stomach, Head of pancreas, Small intestine (duodenum),transverse colon, lower aspects of right and left kidneys
6 = Left lumbar – Descending colon, left kidney
7 = Right iliac fossa – Caecum, appendix, part of ascending colon
8 = Suprapubic – Bladder, uterus, parts of small intestine eg ileum,
9 = Left iliac fossa – Sigmoid colon, descending colon, descending colon
where is the stomach found?
left hypochondrium/epigastric region
what is anterior/superior to the stomach
lower ribs, diaphragm and liver
name what is posterior/inferior to the stomach
diaphragm, spleen, kidney (L). adrenal gland, pancreas
Name the 3 muscles in. the stomach wall
Longitudinal, circular and oblique
Function of the stomach
stores swelled food, retention of food, mixing of gastric “juice”, chemical and mechanical functions
Stomach has limited absorption except for what?
Alcohol & aspirin
where does most of the absorption take place
small intestine
Name the secretory cells in the stomach
mucus secreting cells, parietal cells, chief cells, endocrine cells
Function of gastric pits
where the gastric glands are located.
what is the role of carbonic anhydrase in the parietal cell?
catalyses the reaction between water and carbon dioxide to produce carbonic acid (H2CO3), and dissociated products hydrogen and bicarbonate
what can cause oesophageal varices
liver diseases - alcohol abuse
