function. Water, alcohol and certain lipid-soluble drugs such as aspirin can be absorbed directly from the stomach. The stomach also contains somealcohol dehydrogenaseactivity and up to 20% of ethanol ingested
10.1Ontogeny of Secretory Function Gastrointestinal secretionoccurs throughout the gut from thesalivary glands, the stomach, the pancreas, thesmall intestine, to the colon. Each segment has specialized secretory functions. In the stomach,acid secretionacidifies the gastric lumen and creates an environmen...
CIONIN A molecule from the protochordateCiona intestinalisthat represents the oldest true member of the cholecystokinin/gastrin family. CERULEIN A member of the cholecystokinin/gastrin family isolated from the frogHyla caerulea. It stimulates the secretion of gastric acid in the small intestine of seve...
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What are the functions of the different layers in the intestinal wall? What is the function of the digestive system? What is the function of parietal cells in the stomach? (a) What does the inner lining of a frog's stomach look like? (b) How is th...
How do the mucosa layers of the stomach and small intestine differ in function? What is the folds of the gastric mucosa? (a) Describe the inside wall of the stomach. (b) Describe the contents of the frog's stomach. a. Describe the structure of the stomach. How is it modified to carr...
Why, it’s delicious frog’s legs! In France, cuisses de grenouille are often roasted, simmered, and finely seasoned. In Florida, the frogs are caught in nearby swamps and deep-fried in batter. Because frogs are cold-blooded, they do not resolve rigor mortis as quickly as warm-blooded ...
We next individually analyzed the presence of genes whose function or expression in the stomach of mammals was recognized using blast analyses. As previously reported4,pga2was confirmed to be absent in the genomes of agastric fishes. In addition, a teleost fish-specific ohnolog of the claudin ...
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(a) Describe the inside wall of the stomach. (b) Describe the contents of the frog's stomach. What role does the gall bladder play in digestion? How do the mucosa layers of the stomach and small intestine differ in function? What separates the stomach from the duodenum?