Consumer Concerns About Food & Water Flashcards
What are the 4 most common causes of food borne illness?
- Listeria monocytogenes
- Norovirus
- Salmonella
- E coli
Where is most listeria found?
Deli meats because it will continue to grow in 4 degree temperatures(fridge)
-transmitted by contact
What is unsafe food?
Food that has been contaminated with a harmful substances ethat causes illness or injury when eaten
What are the 3 categories of food contaminants?
Chemical
Biological
Physical
How does food spoil?
Deterioration of food is due to naturally occurring enzymes and microorganisms that colonize the food
-some micro-organisms might make you sick and others not
What are examples of how food spoils?
Fruits and meats turn brown
Milk curdles
Veggies wilt
-texture, takes and smell change as well
What causes a food borne illness?
Symptoms or illness from food/water that contains an infectious agent, a poisonous substance or a protein (altered protein) that causes an immune reaction
What is a food borne infection?
eating foods contaminated by infectious microbes
- salmonella and listeria
- symptoms: stomach cramps, fever, vomiting, diarrhea
What is a food intoxication?
Eating foods contaminated with natural toxins or microbes that produce toxins
-staph, c bot.
Why is staph troublesome?
You can not kill the toxin with heat, it is heat resistant
-whereas c bot is
What strain of e coli causes illness?
0157: H7
- water, raw meat, unpasteurized milk and juice, uncooked fruits and veggies, bean and alfa alfa
How do you prevent e coli contamination?
Thoroughly cook meat
Avoid contamination
Where do you find listeria?
Raw veggies, lunch meats, soft cheese and unpasteurized milk
Where are you mot likely to find staph?
Cream and cream filled backed goods, poultry+eggs, dressing, gravy, mayo sandwiches and salads
-contaminate through skin, cuts, noses/throats
Where would you find C bot?
Improperly canned food, meat and fish, garlic in oil, honey
How do you prevent the spread of c bot?
Properly can foods
Cook food properly (boiled for at least 10 mins)
Dont give honey to children who are <16months
How can c bot survive in cans?
Like anaerobic environments and their spores can survive in this environment. Once opened and left at the appropriate temperature