Learning Exercise
Defining Foodborne Pathogens
This site provides basic facts about foodborne diseases caused by viruses, bacteria, parasites, or toxins. see more
Exercise
Objective ? SWBAT determine the source, symptoms, associated foods, frequency,
target population, and occurrence of outbreaks related to a variety of foodborne
pathogens and toxins.
Pre-Reading (in class)
We have been studying a unit on types of bacteria. Ask the students if all
bacteria are harmful. (No) What is a general name for disease causing agent?
(Pathogen) We have already discussed that there are a variety of ways that food
can make us sick.
Context ? Have you ever gotten food poisoning or known someone who has? Imagine
some of your symptoms.
During-Reading (homework)
1. Go to the link http://vm.cfsan.fda.gov/~mow/intro.html
2. Choose and click on an example of a pathogen or toxin under each of the
following categories: Pathogenic bacteria, EEC, Parasitic protozoa and worms,
Rotavirus, Natural toxins.
3. Read about your examples and fill out the accompanying worksheet.
Post-Reading (in class)
1. In class, go over the ?more information needed? section of the student?s
worksheets.
2. Place the students in groups, have the groups talk about their examples and
define each category in their own words.
3. Have each group prepare a power point presentation about precautionary
measures that can be taken to eliminate various types of foodborne illness.
Bad Bug Book Assignment
Directions:
1. Go to the link http://vm.cfsan.fda.gov/~mow/intro.html
2. Choose and click on an example of a pathogen or toxin under each of the
following categories: Pathogenic bacteria, EEC, Parasitic protozoa and worms,
Rotavirus, Natural toxins.
3. Fill in the following information for each of your examples. You will need
to complete the following information for five separate examples. If you don?t
understand a section of the example, record your question under the section ?I
need more information.?
Name:
Source:
Symptoms:
Associated Foods:
Frequency of Infection:
Target Population:
Occurrence of Outbreaks:
I need more information about: