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19 Cards in this Set
- Front
- Back
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most common cause of GI infections
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viruses
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4 histopath changes from GI viruses
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villous blunting
destruction of epithelial cells crypt hyperplasia lamina propria inflammation |
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3 enterotoxin-secreting bacteria
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S. aureus
Vibrio C. perfringens |
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4 invasive bacteria
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Shigella
Campylobacter Salmonella Yersinia |
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Salmonella infects ___ (2).
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ileum
colon |
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Shigella infects ___
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distal colon
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C. jejuni infects ___ (3)
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small intestine
appendix colon |
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Y. enterocolitica and Y. pseudotuberculosis infect ___ (3)
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ileum
appendix colon |
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V. cholerae infects ___. It does ___ to mucosa.
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small intestine
not much |
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C. perfringens infects ___. It does ___ to mucosa.
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small intestine
moderate/severe damage |
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___ (2) cause peyer patch hypertrophy with necrotizing granulomas
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Y. enterocolitica
Y. pseudotuberculosis |
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___ (2) cause acute mucosal purulent inflammation with ulceration. ___ also cause ulcers.
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Shigella
C. jejuni Salmonella |
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2 toxins of C. difficile
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A
B |
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___ is most common pathogenic intestinal protozoan
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giardia
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E. histolytica causes ___-shaped ulcers. its cells resemble ___.
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flask
MQs |
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celiac autoimmunity is ___-mediated
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T cell
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___ is most affected by celiac
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duodenum
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3 celiac complications. these are common/rare
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small bowel T cell lymphomas
small bowel adenoca esophageal SCC rare |
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Whipple's disease presents with ___ (3). it is caused by ___ which infects ___ (cell).
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malabsorption
polyarthritis CNS symptoms Tropheryma whipplei MQs |
