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Glossary of Terms

Room air
The air we normally breathe. It contains 21 percent oxygen. When supplemental oxygen is given for respiratory problems, it is in concentrations higher than 21 percent.

This is Children's Glossary of Medical Terms - and much more. You'll find the basic definitions and, for many medical subjects, a larger medical context written by an experienced Children's pediatrician. All the definitions are in an easy-to-print format.

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Date Last Modified: 08/28/2003 10:17