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30 Cards in this Set
- Front
- Back
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What is the most common salmonella?
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typhi. get it from harvesting and from rodents
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what kind of salmonella is associated with cows?
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dublin. dont show symptoms
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what type of salmonella is with chickens?
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enteritidis. eggs. dont show symptoms
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what type of salmonella do primates get from people?
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typhi
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where does salmonella live?
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GIT, mammary glands, eggs
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what are the clinical signs of salmonella
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in 8-72 hours- fever, malaise, headache, sudden nausea, abd pain, dia, vomiting. self limiting but feel like crap for 2 weeks
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how do you dx salmonella?
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culture, serotyping. not detectable
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how is salmonella spread?
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fecal-oral, raw foods, unclean foods, diry equipment, bad hygeine.
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how do you control salmonella
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hygenic slaughter, pastuerize milk or eggs
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where does staph live?
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human skin and resp tract, cow boobs
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what are the clinical signs of staph infection?
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30 min-8 hours. Nausea, v/d, GI cramps, headache, fever, hypotension, blood or mucus in vomit or poop.
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how do you ddx staph?
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culture or presence of toxin
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How do we get staph?
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human contamination. grows at low pH and high salt (ham, meats, cream). toxin is made as organism grows
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how do you prevent staph infections?
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proper fridge temps, educate food people
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Where does clostridium perfringens live?
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formed in host and food. lives in soil, water, GIT in animals and fish
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what are the clinical signs of clostridium perfringens?
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8-24 hours: watery diarrhea, gas, cramps. usually no vomiting or diarrhea.
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what bacteria is associated with thanksgiving dinner?
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clostridium perfringens.
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how can you prevent clostridium perfringens?
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boil food, dont let it sit out
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what organism is responsible for botulism?
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clostridium botulinum A-G. Exotoxins formed in food or host
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what forms of botulism do people get:
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ABEF
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where does clostridium botulinum (causes botulism) live?
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soil, water, GIT, non acid foods, pH > 4.5
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what are the clinical signs of botulism?
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2 hours - 8 days (usually 1-2 days after eating): nausea, vomiting, impaired vision, muscle weakness, paralysis
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what can babies get from eating honey?
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clostridium botulinum (botulism). causes constipation, weakness, poor feeding and head control loss)
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how do you dx botulism?
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ID toxin in serum or poop
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how can you get botulism?
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fowl, canning, honey, storage error
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what is the most common cause of enteritis in people?
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campylobactor jejuni
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who carries campylobactoer jejuni?
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cows, poultry, shellfish
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what are the clinical signs of campy?
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2-5 days: diarrhea, abdominal cramps, headache. Relapsing fever. reactive arthritis, hemolytic uremia, GB syndrome. Big cause of renal fx in kids
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how do we dx campylobactor?
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culture
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how do people get campy?
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raw milk, bad poultry. 80% of poultry is contaminated
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