How the Immune System Works
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Objective
I can analyze how the innate and adaptive immune systems interact to protect the body from pathogens.
Part 1 of 4
Warm-up video
Science ABC · 7:01Vetted channel
We don't generate video — this one is by Science ABC on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 4
Key concepts
3 concepts
- 1
The immune system is divided into two main parts: innate and adaptive immunity.
- 2
Innate immunity includes physical barriers like skin and mucous linings, as well as chemical barriers such as lysozyme and stomach acid.
- 3
Dendritic cells link the innate and adaptive immune systems by presenting antigens to T cells.
Part 3 of 4
Practice
9 questions
Describe the primary difference between innate and adaptive immunity in terms of their response time and specificity.
Which of the following is NOT a component of the innate immune system?
Part 4 of 4
Exit ticket
Quick comprehension check
“Describe how dendritic cells facilitate communication between the innate and adaptive immune systems.”
Sample answer included in the free materials
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