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32 Cards in this Set
- Front
- Back
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What test is used to confirm Zollinger-ellinson disease
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Give secretin. normally inhibits gastrin production
but in ZE it causes a 2x increase of gastrin |
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if someone has a gastrinoma what will be elevated in the blood
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secretin. it is secreted to reduce secretion of gastrin. but since gastrin doesnt care. secretin increases
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How does omprazole work
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majorly inhibits the H/K ATPase in stomach parietal cell.
Also causes a gastrin to increase due to neg. feedback |
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what are the two main causes of actue pancreatitis
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alcohol and gall stones
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diphyllobothrium latam causes what
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B12 deficiency.
fish tape worm |
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The splenic artery and vein are found within what structure
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splenorenal ligament
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What is found in the hepatoduodenal ligament
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portal triad
hepatic artery, portal vein and common bile duct |
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What is special about the gastrohepatic ligament
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contains the gastric arteries,
***may be cut during surgery to get access to the lesser sac*** |
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What is the only hormone that can cause a decrease in gastric emptying
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CCK
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What is the analgesic of choice for acute cholecystitis
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meperidine
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absence of what 3 hormones in the gut cause the exocrine pancrease to atrophy
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Gastrin
secretin CCK |
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What are the clinical findings for menetriers disease
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stomach ruge that look like brain gyri
decrease in parietal cells and increase in mucus cells ***precancerous*** |
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antral chronic gastritis is caused by what
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h. pylori
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fundal chronic gastritis is caused by
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autoimmune destruction of parietal cells leading to pernicious anemia
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What liver fluke causes faceted stones in the gall bladder
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Clonorchis sinensis
oriental liver fluke |
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pain that is followed by a fatty meal is caused by a increase in what hormone
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CCK from the I cells in the duodenum and jejunum
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what is the most significant cause of angiosarcoma of the liver
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vinyl chloride
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what are the charastistics of hep E
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naked capsid RNA virus belonging to ***hepeviridae****
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what is always found 100% with a duodenal peptic ulcer
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H.pylori
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What structures are contained in the free edge of the lesser omentum
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portal vein
hepatic artery common bile duct |
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if a patient has diarrhea, flushing, and abdominal pain. + 5-HIAA in the urin what do they have and what do you treat with
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carcinoid syndrome. excess 5-HT is released in the blood.
Tx with octreotide a synthetic somatostatin |
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What types of food (protein, carbs, fat) cause the release of GIP
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all three. its the only one
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what is the most common outcome of a unvaccinated person getting a needle stick with known hep B
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60-65% subclinical with full recovery
25% have acute with full recovery |
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primary sclerosing choleangitis is characterized by extrahepatic and intrahapatic fibrosis producing alternating strictures and dilatations "beads on a string" what is this condition associated with
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ulcerative colitis
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Familial adenomatious polyposis gene is found on what chromo
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5
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what 3 things trigger acid production from parietal cells
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Histamine, gastrin, and vagal stimulation
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What are the rotavirus characteristics
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Double stranded RNA naked segmented virus
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What is found in Aids patients that have Acid-fast oocysts and cause diarrhea
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Cryptosporidium parvum or Isospora belli
They infect the brush boarder mucosa of the small intestine. Cannot resorb |
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What 2 bacterias inactivate the 60s ribosome units in humans
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Interohemorrhagic E. Coli
and shigella |
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What bacteria ribosylates the Gs in the intestine and causes watery diarrhea
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ETEC - toxogenic
causes watery poop |
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What bacteria is microaerophilic, Gram neg curved rods with polar flagella that can grow at 42C, and causes diarrhea
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Campylobacter jejuni
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What is the difference between vibrio cholera and vulnificus
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Cholera = only watery diarrhea
vulnificus = watery diarrhea, septicemia, cellulitis, blisters (effect lower limbs), hypotension and death |
