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19 Cards in this Set
- Front
- Back
what connects the pharynx to the stomach?
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esophagus
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type of epithelium of the esophagus
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stratified squamous (non-keratinized)
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sphincter that guards the entrance of the stomach
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cardiac
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sphincter that guards the exit of the stomach into the small intestine
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pyloric
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major parts of the stomach
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cardia
fundus body pylorus |
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all layers of the GI tract made up of 2 muscle layers except
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stomach (made of 3)
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4 types of cells of the gastric glands
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1. chief
2. G cells (enteroendocrine) 3. parietal cells 4. mucous |
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chief cells secrete
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pepsinogen and gastric lipase
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parietal cells secrete
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HCl
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mucous cells secrete
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mucous
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G cells (enteroendocrine) secrete
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gastrin
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what macromolecule digestion begins in the mouth?
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carbohydrates and very little lipid digestion
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where does protein digestion begin?
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stomach
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3 phases of gastric secretion
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1. cephalic
2. gastric 3. intestinal |
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enzymes present in pancreatic juice
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trypsin, chymotrypsin, pancreatic amylase, pancreatic lipase, nucleases
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which 2 hormones regulate pancreatic juice secretion?
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CCK, secretin
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function of secretin on pancreas
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stimulates secretion of bicarbonate ion
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function of cck secretion on pancreas
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stimulate release of digestive enzymes
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falciform ligament
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separates right and left lobe of the liver
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