Practice Defense Against Infectious Disease (6.3) - Human Physiology - IB 12 Biology
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Defense Against Infectious Disease

Practice - Defense Against Infectious Disease

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the first line of defense against pathogens?

💡 Hint: Think about what protects your body externally.

Question 2 Easy

Name one chemical barrier in the body.

💡 Hint: Consider what helps digest food and also kills germs.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What are the physical barriers in the first line of defense?

Skin and mucous membranes
Phagocytes
T cells

💡 Hint: Consider what surfaces of the body prevent infections.

Question 2

True or False: Antibodies are produced by T cells.

True
False

💡 Hint: Think about which immune cells produce antibodies.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Describe how both the innate and adaptive immune systems interact to combat an infection. Provide examples of cells involved and their functions.

💡 Hint: Consider the roles of both immune systems and identify the interaction points.

Challenge 2 Hard

Explain the significance of memory cells in vaccination and their role in herd immunity.

💡 Hint: Reflect on the importance of having a larger immune response with vaccinations.

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Reference links

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