Health HW

“Flu Attack! How a Virus Invades Your Body” …YouTube from NPR (3:39 minutes).

Copy the link on your browser or follow the prompts above

Answer the following questions, typed, 1/2 page single spaced minimum.

#1: From the video, summarize in your own words and briefly describe the way viruses attack us.

#2: In the end of the video, he says “our immune system works a little faster (than the viruses)…most of the time.”  What prevents our immune systems from working faster than the viruses?  To answer this question give 3 ways our immune systems’ effectiveness is lowered which may mean it doesn’t work fast enough to give us protection against disease.

http://www.youtube.com/watch?v=Rpj0emEGShQ