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9 Cards in this Set
- Front
- Back
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How is the gallbladder shaped and where does it lie?
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hollow pear shaped sac lying just inferior to liver
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What part of the liver does it work through?
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hepatic duct
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What does it do for the liver?
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stores bile; removes salts and water, concentrating it
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What hormone is released in response to fat in the intestinal lumen? What does this stimulate to occur?
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Cholecystokin, stimulates the gallbladder to contract and discharge bile into the duodenum via the "common bile duct"
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What layers encompass the wall of the gallbladder?
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mucosa, tunica muscularis, outer ct layer
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Describe the gallbladder mucosa. Answer the following questions. Name components. What is absent. What type of epithelium (what's present here)?
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highly folded (rugae), epithelium, lamina propria. Muscularis mucosae is NOT present. Epithelium is simple columnar with a brush border (microvilli) on free surface.
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What can be confused with glands here in the mucosa?
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epithelial invaginations - "diverticuli"
Good identifier of the gall bladder; there are no true mucous glands found in the body of the gallbladder, some in the neck. |
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What type of tissue composes the tunica muscularis?
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irregular sm
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What travels in the dense layer of ct external to the muscle?
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arteries, veins, lymph vessels
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