Immune System Webquest

1. Go to Anatomy of a Splinter

http://www.cellsalive.com/ouch1.htm

Make sure to click on the links for chemotaxis, phagocytosis, and oxidative burst. Watch the movies under each link.

· How do macrophages find pathogens?

· How do they eat pathogens?

· How do cytotoxic T lymphocytes kill cells?

2. Play the game “fighting back” (must read “what happened” after game)

http://www.pbs.org/wgbh/nova/aids/immune.html

· Why are helper T-cells required in an immune attack?

· What are complements?

· What remains in the body after an immune battle?

· How does the HIV virus disrupt the immune system?

3. Go to the Immune System Overview

http://www.niaid.nih.gov/final/immun/immun.htm

· What are the two major classes of lymphocytes?

· In what part of the body are they found?

· What are the functions of antibodies?

· What are the two types of T lymphocytes? What do they do?

· How do antibodies get produced in mass quantities?