Tour the Immune System
An Organ-by-Organ Introduction to the Immune System

From Charles Daniel, About.com

Updated March 06, 2009

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The organs of the immune system protect your body. Let's look at each organ and learn what it does.

Images 1-9 of 9

Immune System: An Extensive Protection	It's Crowded in Your Blood	Make No Bones About It, Marrow Is Important	A Closer Look at Blood Cells
Macrophages: Nature's Garbage Disposal	Lymph: Kind of Like Blood Except It's Not	Lymph Nodes: Filter Stations for Lymph	What's the Spleen? Here's an Ex-Spleen-ation
Thymus, Where Art Thou?

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