Toxins, Disease, and Human Health

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What is a risk?

Back

A chance of getting hurt or sick.

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What virus kills the most people globally?

Back

Influenza.

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What is the purpose of risk assessment?

Back

To identify and understand hazards.

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How do viruses spread?

Back

Through tiny droplets in the air.

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How can people get mercury into their bodies?

Back

By eating fish with methylmercury or breathing it from the air.

Front

What is a toxin?

Back

A harmful substance that can cause illness or injury.

Front

What is a disease?

Back

A condition that negatively affects the normal functioning of the body.

Front

What is the immune system?

Back

The body's defense system against infections and diseases.

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What are symptoms?

Back

Signs that indicate a disease or health issue.

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What is prevention in health?

Back

Actions taken to avoid disease or injury.