Introduction to Foodborne Diseases Flashcards
What is a major cause of malnutrition in children?
diarrhea
Why is it difficult to estimate the burden of foodborne disease?
Because most cases are sporadic and seldom reported.
The number and severity of cases depends on what?
Type of microbe, infectious dose, effectiveness of processing methods to reduce microbes, and handling of food on the consumer/cooking end.
What is the definition of a foodborne illness?
diseases, usually either infectious or toxic in nature, caused by agents that enter the body through the ingestion of food.
When are foodborne illnesses considered an outbreak?
When there is an occurrence of 2 or more cases of a similar illness, resulting from the ingestion of a common food.
Can a foodborne illness be considered an outbreak if only one person is affected?
Yes, in the cases of listeria, botulism, and chemical poisoning.
What is a foodborne hazard?
a biological, chemical, or physical property that may cause an unacceptable health risk to the consumer.
What are the top 5 pathogens causing domestically acquired foodborne illness?
Norovirus, salmonella (nontyphoidal), clostridium, campylobacter, staph aureus
What are the 2 broad categories in food safety?
pre-harvest and post-harvest
Why do most pathogens enter the food chain in animals, if there are so many points where they are inspected?
Because most animals are subclinical carriers
What are the two main components of pre-harvest food safety?
on farm food safety and ante-mortem inspection at the slaughter plants.
What is the role of veterinarians in post-harvest food safety changing to?
They are now designing and implementing meat hygiene programs, they audit the process, spot inspections, and ensure plants comply with regulations.
What agreement is signed when nations join the WTO?
Sanitary and phytosanitary measures agreement
What is the Codex Alimentarius Commission?
intergovernmental body that coordinates food standards at the international level.
What does the CAC do?
sets standards for a wide range of food products and specific requirements covering pesticide residues, food additives, vet drug residues, hygiene, food contaminants, labelling, etc.
