Stomach Flashcards
What produces a slightly acidic mucous?
Neck mucous
What produces HCL?
Parietal
What cells produce somatostatin ?
DNES
What cells function is necuesssary for vitamin B12 absorption?
Parietal
What layer of the stomach is thin?
Outer longitudinal
What does gastrin do in the gut?
Stimulates HCL release and pepsinogen secretion, gastric motility, and regenerative cells in the body of the stomach
What is the surface epithelium of the stomach?
Simple columnar
Where is the myenteric plexus found in the stomach?
Muscularis externa
What layer of the ME of the stomach is sometimes present?
Innermost oblique
What is the function of the submucosal (meissners) plexus?
Influence Mucosa (secretion, blood flow, limited muscle contractions0
What layer of the ME of the stomach is well developed ?
Middle circular
What cell produces strong HCL that is acidic?
Parietal
What cells produce substance p and serotonin?
DNES
What produces thick visable mucus?
Surface mucous
What produces gastric lapse?
Chief
What cell replaces all cell types?
Regenerative cells
What produces intrinsic factor?
Parietal cells
What produces pepsinogen ?
Cheif
What does somatostatin do in the stomach?
Inhibits release of hormones
What does serotonin and substance P do in the gut?
Increases gut motility
What is the location of arteriovenous anastomosis?
Submucosa
What is the Primary function of the stomach ?
Storage
What cells produce gastrin?
DNEs
What do surface mucous cells secrete?
Bicarbonate ions
