Canadian Medical Guide > Biological Sciences > Environment and Public Health > Environment > Meteorological Factors > Atmosphere Terms and Definitions

Atmosphere

Medical Definition:	The gaseous envelope surrounding a planet or similar body. (From Random House Unabridged Dictionary, 2d ed)
Guide Notes:	/anal /chem permitted
Previously Indexed:	Air (1966-1971),Extraterrestrial Environment (1966-1971)

Atmosphere Categories.

	Air - The mixture of gases present in the earth's atmosphere consisting of oxygen, nitrogen, carbon dioxide, and small amounts of other gases.
	Atmospheric Pressure - The pressure at any point in an atmosphere due solely to the weight of the atmospheric gases above the point concerned.
	Climate
	Cosmic Radiation - High-energy radiation or particles from extraterrestrial space that strike the earth, its atmosphere, or spacecraft and may create secondary radiation as a result of collisions with the atmosphere or spacecraft.
	Weather

Atmosphere Medical Definitions and Terms

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