Upload
dominick-pearson
View
219
Download
0
Tags:
Embed Size (px)
Citation preview
Human Health Risk Factors
3 Categories of Human Health Risks
1. _________ 2. __________ 3. ___________
Leading Causes of Death in the World
Leading Causes of Death in the World
1. Infectious Diseases 2. 1. 3. 2; 4. 3. 5. 4. 6. 5. 7. 6.
7.
Biological Risks
Infectious diseases- _________
_______________________________________________________Examples:_________________________
4 Types of Pathogens
_______________________ _______________________ ____________________ ______________________
Biological Risks
___________________ slowly impairs the functioning of the person’s body
__________________rapidly impairs the functioning of the person’s body
Leading World Health Risks for Chronic diseases:Comparison of Low-income countries to high-income countries
Leading World Health Risks for Chronic diseases Low-income High-income
1._______________ _________________ 2._______________ _________________ 3._______________ __________________ 4._______________ _________________ 5._______________ _________________
Changes in Risks over Time
Describe the changes in Risks over time.
Historical Disease:
_________________________________
_________________________________ Examples:
____________________________________________
Emergent Diseases
__________________________________ Examples
AID/HIVEbola Hemorrhagic FeverMad Cow diseaseBird FluWest Nile Virus
Locations of Emergent Diseases
Ebola hemorrhagic fever-highly lethal; no known treatment.
Pathways of Transmitting Pathogens
Pathways of Transmitting Pathogens
1. 2. 3. 4. 5. 6.
Infectious Diseases have Killed large numbers of people ______________: When a pathogen
causes a rapid increase in disease ______________: When an epidemic
occurs over a large geographic area.
The Future of Human Health
To combat diseases in Low-income countries____________________________________________________________________________________________________________________
The Future of Human Health
In high-income countries health efforts should focus on
__________________________________ ______________________________________ _______________________________________ __________________________________________
Types of Harmful Chemicals
____________ ____________ _____________ _________________ _________________
Neurotoxins
__________________________________ Examples: _________________________
________________________________ In 1970’s government started requiring
reductions of lead in gasoline and paint.
Decline of lead in children over time.
Describe the changes in lead levels in children since 1976.
Carcinogens
________________________ They cause cell damage and lead to
uncontrolled cell growth. _____________________________ of
genes that regulate cell growth. These types are called ________________
Common Carcinogens
_______________ ______________ ___________________ _____________________
Teratogens
____________________
______________________
_____________________. Most famous one
was thalidomide
Allergens
_________________________________
________________________________Can cause breathing difficulties and death
Examples: peanuts, chemicals in milk, drugs like penicillin and codeine.
Endocrine disruptors
_______________________________
_________________________________. Can enter wastewater from farm animals,
can come from birth control pills in residential sewage, and pesticides that mimic animal hormones.
List 4 chemicals of major concern. List one from each type Tell what type it is and what its effect is.