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16 Cards in this Set

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  • Back
Most bacterial GI disease are caused by what type of toxin?
Enterotoxin
What is intoxication caused by? When is onset? How long does illness last?
Pre-formed toxin in the food
30 min-6 hrs
1-2 days
What is infection? When is onset? How long does illness last?
Bacteria colonized GI then produce enterotoxins
Several hours to days
Several days
What bacteria is the most common cause of bacterial intoxication? What kind of toxins do they produce?
Staph aureus
Superantigen toxins
Botulism is caused by what bacteria and which toxin? What type of food is this seen in? What kind of paralysis does it cause?
Clostridium botulinum & exotoxin
Low acidic canned food
Flaccid paralysis
Which four bacteria cause intoxication?
Clostridium botulinum and perfringins, Staph aureus, Bacillus cerus
What is an intestinal bacteria of food animals that can grow on meat? How is onset different from other intoxicants?
Clostridium perfringins
Slower, 7-15 hrs
What is a common bacteria of food that has been sitting out? Where is it endemic?
Bacillus cereus
Soil
Campylobacter is a common bacteria of what animal's intestine? Do birds become ill? What food is it commonly seen in?
Birds
No
Raw chicken
What is the incubation period of Campylobacter? What kind of toxins are produced? Duration of symptoms?
2-5 days
Enterotoxins
7 days
Who is commonly infected with Campylobacter? When?
Infants/young adults, males over females
More common in summer
What is the incubation period of Salmonellosis? What is the duration of symptoms? Who is more likely to be infected, when?
12-72 hrs
4-7 days
Children, in summer
What species of Salmonella is most associated with egg disease? What part of the hen is infected?
S. enteritidis
Ovaries
What is the incubation period of E. coli? What type of toxin? Duration of symptoms? What foods?
3-4 days
Enterotoxin, Shiga toxin (STEC)
5-7 days
Raw/undercooked ground beef, raw produce and milk
What type of outbreak is common with Vibrio cholerae? What kind of diarrhea is produced? What has eliminated it from the US?
Waterborne
Very watery diarrhea
Water treatment
What is the reservoir for Listeria? What kinds of foods is it in?
Soil, water, animals
Unpasteurized dairy products, poultry, deli meats