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31 Cards in this Set
- Front
- Back
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If diarrhea starts within a few hours what do you think the cause is?
within 1-3 days? within weeks? |
bacterial
Viral Parasitic |
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what is the most common cause of diarrhea in a child (organism)
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rotavirus
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Describe giardia
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flagulated protozoan that can be found in the trophozoite form or the cyst form.
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does giardia cause inflam?
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no
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what is the infective stage of giardia?
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cyst
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how do you get giardiasis?
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contaminated water
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what kind of diarrhea is produced with giardia?
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watery, non-bloody, greesy, foul smell
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how do you diagnose giradidasis?
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cysts in feces or via the enteric string test
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case with profound watery diarrhea that smells aweful
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giardiasis
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what is the infective stage of cryptosporidium?
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oocyts
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describe cryptosporidium
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protozoan that infects via oocysts.
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what kind of diarrhea does cryptosporidium produce?
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watery non-bloody
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does cryptosporidium produce inflam?
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no
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how do you stain the oocysts in in cryptosporidium.
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acid fast
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how do most infection of cryptosporidium present
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asy
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what parasite is considered a threat to water supply?
Why? |
cryptosporidium because it has very resistent oocysts and infects quickly in small doses.
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how do you stain cyclospora?
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acid fast.
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what 2 parasites are acid fast positive?
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cryptosporidium and cyclospora
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how do you diagnose cyclospora?
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oocysts in feces
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what kind of diarrhea does cyclospora prod?
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watery
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what 3 organisms produce diarrhea without inflam
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giardia
cryptosoriudium cyclospora |
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what parasites ingest RBC?
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E. histolytica
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how is E. histolytic transmitted?
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fecal oral
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what is characteristic of E. Hostolytica prod diarrhea?
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mucousy and may be bloody
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does E. histolytic prod inflam?
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yes
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in what type of location is E. histolytica common?
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tropics
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person recently in from tropics and mucousy diarrhea with blood
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E. histolytica
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what parasite can cause liver absesses and diarrhea?
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E. histolytica
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Tropics, HIV, and watery diarrhea?
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Isospropora Belli
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only ciliated protozoan to infect humans?
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Blantidium Coli
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ciliated, hogs, dysentery
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Blantidium Coli
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