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15 Cards in this Set
- Front
- Back
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VIP action
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relaxation of gut smooth muscle
(+) pancreatic secretion (+) intestinal secretion (-) gastric secretion |
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GRP action
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(+) gastrin release from G cells
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Enkephalin action
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(-) motility and secretions
think opioids |
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Neurotensin action
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(+) glucose, gluconeogenesis, glycogenolysis
(-) insulin |
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Neuropeptide YY action
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hunger
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Leptin
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Appetite supression
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Gastrin stimulates the growth of what?
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gastric mucosa
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CCK stimulates _____ in response to _____ in the duodenum
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stimulates gallbladder contraction in response to FAT in the duodenum
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Somatostatin action?
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inhibits everything
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GIP action
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(-) parietal cells (H+/IF)
(-) G cells (gastrin) (+) Pncreas |
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Gastrin: what releases it and what does it do?
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Released by vagus, protein, and distention
inhibted by H+ Gastrin is (+) on ECL cells and Parietal cells |
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Secretin: what releases it and what does it do?
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released by H+ and fat
inhibits Parietal cells adn G cells, causes HCO3- to be released Natures Antacid |
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CCK: what releases it and what does it do?
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Released by protein and FAT
inhibits gastric emptying, increases pancreatic secretions (potentiates secretin) to release HCO3 |
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somatostatin: what releases it and what does it do?
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Acid
inhibits everything |
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GIP: what releases it and what does it do?
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released by K cells in response to carbohydrates (glucose) and protein and fat.
it inhibits G cells and Parietal cells increases insulin |
