Biological Hazards
Viruses, bacteria, and other organisms in the environment that harm human health.
What are Biological Hazards?
Weakens the immune system, reducing the body's ability to defend itself.
What are allergens?
A funnel of rotating air drops down from a storm cloud and touches Earth's surface
What is a tornado?
Exposure divided by body mass.
What is dose?
Found in old buildings and can cause lung cancer.
What is asbestos?
Results from where we live, our jobs, or our lifestyle choices.
What are social hazards?
Chemicals that cause cancer.
What are carcinogens?
An opening in Earth's crust through which lava, ash, and gases are ejected.
What is a volcano?
The probability that a hazard will cause a harmful response, such as death or disease.
What is risk?
People can be exposed through the air, drinking water, contaminated soil, paint, and dust.
What is lead?
Chemicals in the environment that harm human health.
What are chemical hazards?
Chemicals that harm embryos and fetuses
What are teratogens?
An earthquake that occurs at the bottom of the ocean.
What is a tsunami?
The study of disease in human populations.
What is Epidemiology?
The exhaled smoke from nearby smokers mixed with smoke from a burning cigarette, pipe, or cigar.
What is secondhand smoke?
Processes that pose health hazards include natural disasters.
What are Physical Hazards?
Chemicals that cause genetic changes, or mutations, in the DNA of an organism.
What are mutagens?
A mass of snow sliding down a slope.
What is an avalanche?
The study of how poisonous substances affect an organism's health.
What is toxicology?
A colorless, odorless gas that can come from leaky or unvented stoves, car exhaust, and tobacco smoke.
What is carbon monoxide?
These disease-causing agents, or pathogens infect humans and make us sick.
What are Biological Hazards?
Chemicals that affect the nervous system.
What are the neurotoxins?
A powerful storm that forms over the ocean in the tropics.
What is a hurricane?
A disease that has appeared in the human population for the first time, or that has existed for a while but is increasing rapidly or spreading around the world.
What is an emerging disease?
A matter or energy that is released into the environment, causing negative effects that impact people, wildlife, and other aspects of the environment.
What is pollution?