DLA4- Intro to Foodborne Illnesses Flashcards

1
Q

Allogenic factors for GIT infections

A

(external factors)
-diet geographic location (individually and together)

  • age
  • antibiotic therapy
  • GI surgery
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2
Q

Autogenic factors for GIT infections

A

(internal factor)

  • environment (flora, pH, immunity)
  • Temp (37C)
  • oxygen (aerobic / anaerobic)
  • mucus
  • shedding of epithelium
  • peristalsis
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3
Q

the main treatment for acute diarrhea is…..

A

Rehydration therapy:
i) ORT (oral rehydration therapy): packets given containing water, salt (NaCl, KCl), sugar (glucose), trisodium citrate

ii) IV rehydration: for shock, exhaustion precluding oral feeding, ORT failure

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4
Q

drugs (OTC) taken for diarrhea (non-ORTs)

A
  • Antiemetics: reduce fluid loss (to inc rehydration effectiveness)
  • Anti-diarrheals: reduces gut motility, allows for accumulation of fluid (rarely successful- sometimes good to rid of toxins)
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5
Q

Food-borne infections:

  • (1) low income country risks
  • (2) high income country risks

-(3) basic principles

A

1- contaminated foods / water
2- technology / mass production of food

3- good hygiene, clean water, hand-washing, safe food manufacturing / production and preparation

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6
Q

current vaccines for GIT pathogens

A
  • *rotavirus
  • *HepA, *HepB
  • Cholera
  • Typhoid
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