With so many harmful agents around us, how do humans stay healthy? Find out by watching an informative video from a larger biology playlist that details our defenses against a variety of pathogens. The narrator describes the body systems, organs, and specific cells that deal with damaging bacteria and viruses and how they work to prevent illness.

Concepts

pathogens, immunity, the integumentary system, the lymphatic system, blood cells, white blood cells, the human body, organ systems, public health

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Additional Tags

science

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Instructional Ideas

• Make the resource a focal point in an immunity lesson
• Before watching the video, have students make a list of all of the ways the body defends against pathogens

Classroom Considerations

• Be sure the class is up to speed on types of pathogens; try a video to get them prepared

• This video is hosted on YouTube

Pros

• The video is short and to the point, perfect for an overview or introduction to the topic
• Animations convey how each cell or system functions as a part of health and immunity
  

Cons

• None

Common Core

SL.9-10.2