CHAPTER 40: SECTION 2 READING GUIDE

Answer all questions in detail.

1. Define the term pathogen.
2. Write a paragraph explaining how the first line of defense protects from pathogens.  Include the actions of skin, tears, saliva, mucus and cilia.
3. Describe the changes that take place in an inflammatory response and how each change affects a pathogen.
4. a. How does the immune system signal for an increase in body temperature?

b. How does a fever affect pathogens?

5. What is the role of Interferon?
6. What is the main difference in the function of humoral immunity and cell mediated immunity?
7. Describe the types of cells involved in humoral immunity and their roles.
8. Describe the types of cells involved in cell-mediated immunity and their functions.
9. Make a Venn diagram comparing and contrasting the nonspecific and specific defenses of the human body.
10. Compare and contrast active and passive immunity.