Epithelical Cells


Millions of epithelical cells line our windpipe and help stop dust travelling all the way into our lungs. Once the dust has been stopped, they also push it back up the windpipe to the throat.

Epithelial cells are found throughout the body. They often form a thin lining used to transfer nutrients or oxygen between blood and organs. They also provide protection to important organs.

Read more: How Smoking Affects Epithelial Cells | eHow.com http://www.ehow.com/about_5687735_smoking-affects-epithelial-cells.html#ixzz2DpVOJ7TR



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