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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Gastrin
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G Cells (antrum);
↑ H secretion, ↑ mucosa, ↑ motility |
↑ in ZE syndrome
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CCK
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I Cells (duo, jeju);
↑ panc secretion, ↑ gallbladder contract, ↓ gastric emptying |
↑ CCK in colelithiasis (pain after fatty meal)
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Secretin
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S Cells (duo);
↑ panc HCO3, ↑ Bile Sec, ↓ H sec |
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Somatostatin
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D Cells (panc islet, GI mucosa);
↓ H sec; ↓ panc sec; ↓ gallbladder contract; ↓ insulin & glucagon release |
Used to treat VIPoma and carcinoid tumors
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Glucose-Dependent Insulinotropic Peptide
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K Cells (duo, jeju);
↓ H sec; ↑insulin sec |
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Vasocative Intestinal Polypeptide (VIP)
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Parasymp ganglia
↑intest water & electrolyte sec; ↑relaxation wall and sphincters |
VIPoma panc tumor causes copious diarrhea
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Motilin
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Small Intestine
Produces MMC (↑ in fasting state) |
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Ghrelin
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P/D1 Cells (Stomach)
↑Growth hormone; ↑ACTH; ↑cortisol; ↑prolactin ↑before meals, ↓ after meals; regulates hunger |
↑ in Prader-Willi
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Intrinsic Factor
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Parietal Cells (stomach)
Binds B12 |
Autoimmune attack parietal cells -> def B12 (Pernicious Anemia)
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Pepsin
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Chief Cells (Stomach)
protein digestion |
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