immune system

Front

What is a vaccine?

Back

A vaccine uses a weakened or dead form of the pathogen to help build your body's immunity.

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What type of disease is the flu?

Back

The flu is an infectious disease.

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How does the immune system help maintain homeostasis?

Back

The immune system protects other organs and tissues from infection and disease.

Front

What are ways to spread infectious diseases?

Back

Touching contaminated objects, not washing hands regularly, and being near infected people are all ways to spread infectious diseases.

Front

What are the 4 types of pathogens that could cause illness?

Back

The 4 types of pathogens are bacteria, fungi, viruses, and parasites.

Front

What is the role of white blood cells in the immune system?

Back

White blood cells help to identify and destroy pathogens that enter the body.

Front

What is herd immunity?

Back

Herd immunity occurs when a large percentage of a population becomes immune to a disease, making its spread unlikely.

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What is the difference between active and passive immunity?

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Active immunity is when the body produces its own antibodies, while passive immunity is when antibodies are transferred from another source.

Front

What is an antigen?

Back

An antigen is a substance that triggers an immune response, often found on the surface of pathogens.

Front

What is the function of antibodies?

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Antibodies are proteins produced by the immune system to neutralize or destroy pathogens.