Objectives
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Apply investigative methods used by epidemiologists to trace the source of contagious diseases
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Standards Addressed
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Awareness of contagious diseases and methods of transmission |
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Student activity sheets, victim cards |
Time Requirement |
1 class period, research day, 1 class for oral reports |
Procedure/ Outline |
Read Health Chapter on contagious diseases. Talk about the role of epidemiologists in today's health world. Relate to current mystery shows (TV, movies). Prepare lists of how to track criminals, etc. Tell students about cholera epidemic. Describe symptoms. Talk about Dr. Snow and his role in this epidemic. Divide into groups. Give each group a map, victim cards and pens. Allow them time to study cards and mark victims on their maps. Write down common characteristics. After 20 minutes, ask if any group has located the source of the epidemic. Ask how they arrived at their conclusion. (Don't relate whether correct or incorrect.) One oat a time, have clue cards read. Allow for time to revise conclusions, if necessary. Describe how water from pump became contaminated. Discuss other forms of transmission (from country to county). Discuss why cholera vaccine may be necessary when traveling abroad
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Modifications /Adaptions/ Extensions |
Assign short research projects on contagious diseases. Include
malaria, yellow fever, dengue fever, trachoma, cholera, leprosy, typhus,
dysentery that are water related, and others that are not |
Assessment |
Did they find the source of the disease using the investigative
techniques? |
Other Comments |
None |
