CH 25 - Applied & Environmental Flashcards
What are some symptoms of food borne illnesses
Nausea Vomiting Diarrhea Fever Fatigue Muscle cramps
What are the 2 categories of food poisoning and what are the sources
Food infections - living microorganisms
Food intoxications - microbial toxins (NOT microbe)
How many Americans get a food borne illness in the us every year and how many people die
1/6 Americans
3000 deaths
Where do foodborne illnesses come from (4 + %)
Food service industry - 38%
Home preparation - 25%
Picnics - 7%
T/F: waterborne diseases are rare in the United States
True
What is a common consequence of contaminated water
Diarrhea
__________ ________ is considered safe to drink
Potable water
Presence of _________ in water indicates fecal contamination
Coliforms
…like colon
What are the 4 stages of treatment of drinking water
Coagulation and flocculation
Sedimentation
Filtration
Disinfection
What does remediate mean
To solve a problem
What does bio-remediate
The use of biological organisms to solve an environmental problem
What is the term for the use of microbes or their toxins to terrorize human populations
Bioterrorism
What is the term for the use of microbes that are used to terrorize populations by destroying the food supply
Agroterrorism
What are the criteria for assessing biological threats to humans (4)
Public health impact (hospitals)
Delivery potential (ease of introduction)
Public perception (fear)
Public health preparedness (response)
Which biosafety level do the pathogens not cause disease in healthy humans
Biosafety level 1 (BSL-1)
