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9 Cards in this Set
- Front
- Back
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two categories for bacterial disease of digestive tract?
contrast their onset of symptoms and a frequent symptom |
infection vs. intoxication: infection: pathogen itself lives in GI tract and multiplies. intoxication: ingesting the toxin.
intoxication is much faster onset (hours vs. days). you see fever/systemic response in infection and rarely intoxication |
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what is hepatitis
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any liver inflammation. many causes but we look at viral hepatitis: 5 of them - hep a-e
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HIV: what fluids contain the most viruses/ml?
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blood: 1k-100k/ml, semen: 10-50/ml
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contrast hiv virus survival in/out of a host cell
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can live 2 days within a cell (integrated w/ dna) but only 6 hours outside a cell.
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can you get hiv by a vector?
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no
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what cells does hiv target?
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helper t cells, macrophages and dendritic cells in lymph and skin
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hairy leukoplakia is like what?
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epstein-barr
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how is the progression of hiv measured?
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progression of disease measured by balance of virus to t cells.
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why is HIV so prone to mutation?
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the "extra" reverse transcription that takes place, more room for little errors.3 cl
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