Nutrition test

  1. Bacterial Food Infections:
    Caused by food contaminated by large colonies of different types of bacteria. They are:
    Salmonellosis, Shigellosis, Listeriosis
  2. Bacterial Food Poisoning:
    Caused by bacterial toxins that have been produced in the food. they are:
    Staphylococcal Food Poisoning & Clostroidial Food Poisoning
  3. Viral Food Contamination
    Colds, Flu, Hepatitis
  4. Parasitic Food Contaminants
    • Roundworms (Trichina) found in pork
    • Flatworms (Tapeworm) in beef and pork
  5. Environmental Food Contaminants
    Lead and mercury (heavy metals)
  6. Staphylococcal Food Poisoning
    • Illness quickly: 1-6 hours
    • Cramping, pain, vomiting, diarrhea, headache, fever, shock
    • Usually spread through infection on hands of preparer
    • Filled bakery goods, processed meats, cheeses, "... salads", and caseroles.
    • Heating kills bacteria, but not toxins they produced.
  7. Clostroidial Food Poisoning
    • Spores are widespread in the environment (soil, water, dust, refuse)
    • Multiplies in cooked meat and toxins form in food held at warm or room temps for extended periods
    • Usually the cooked meat is improperly prepared or refrigerated
  8. Clostroidial Botulism Food Poisoning
    • Serious, often fatal toxin
    • Mild discomfort to death within 24 hrs
    • Only A,E,B, and F Botulisms effect humans.
    • Widespread in soil worldwide.
  9. Salmonellosis Bacterial Food Infection
    • 4,000 cases each year
    • Grow in common foods: milk, custard, egg, fillings, salad dressings & seafood from polluted waters- shellfish, oysters, clams
    • Mild to severe diarrhea devlop up to 72 hrs later
    • Lasts 4-7 days.
  10. Shigellosis Bacterial Food Infection
    • 18,000 cases annually but probably 20x's more.
    • Grows easily- especially in milk (infans & children)
    • Spread by feces, flies, milk and unsanitary handling
    • Symptoms in 12-50 hours
    • Cramps, diarrhea, vomiting, blood in stool or mucus.
  11. Listeriosis Bacterial Food Infection
    • Occurs widely in the environment
    • Fatal and severe (Rare) to those at risk: pregnant, infants, elderly, weak immunse systems
    • Headache, diarrhea, pneumonia, sepsis, meningitis, endocarditis
    • Found in soft cheese, poultry, seafood, raw milk, raw liquid eggs, & meat products
Card Set
Nutrition test
Nutrition 13-16