Monday, January 11, 2010

the immune system

http://videos.howstuffworks.com/hsw/6074-disease-defense-the-immune-system-video.htm

In this video it shows what a phagocyte. Its a white blood cell. Which means cells that eat. A Phagocyte surrounds pathogens by extending and grabbing them with there Pseudopod. And when they get in Phagocyte they dissolve. There is different names of Phagocytes one name is Macrophage means big eater. And the Macrophage sends out his Pseudopod and they go capters him some bacteria.

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