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Indoor Air Quality - How
lungs work
(see background study on
Particulate Matter)
Original Content Source:
National
Heart, Lung, and Blood Institute (as a
part of the National Institutes of Health and
the U.S.
Department of Health and Human Services)
The animation below shows how the lungs
work. Click the "start" button to play the
animation. Written and spoken explanations are
provided with each frame. Use the buttons in the lower right
corner to pause, restart, or replay the animation, or use the
scroll bar below the buttons to move through the frames. If you do not see the
image you will need to download
Adobe's free Flash Tool. |