| D009584 |
Nitrogen |
An element with the atomic symbol N, atomic number 7, and atomic weight [14.00643; 14.00728]. Nitrogen exists as a diatomic gas and makes up about 78% of the earth's atmosphere by volume. It is a constituent of proteins and nucleic acids and found in all living cells. |
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| D010827 |
Physiology |
The biological science concerned with the life-supporting properties, functions, and processes of living organisms or their parts. |
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| D000399 |
Air Pressure |
The force per unit area that the air exerts on any surface in contact with it. Primarily used for articles pertaining to air pressure within a closed environment. |
Air Pressures,Pressure, Air,Pressures, Air |
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| D000818 |
Animals |
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. |
Animal,Metazoa,Animalia |
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| D000860 |
Hypoxia |
Sub-optimal OXYGEN levels in the ambient air of living organisms. |
Anoxia,Oxygen Deficiency,Anoxemia,Deficiency, Oxygen,Hypoxemia,Deficiencies, Oxygen,Oxygen Deficiencies |
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| D001274 |
Atmospheric Pressure |
The pressure at any point in an atmosphere due solely to the weight of the atmospheric gases above the point concerned. |
Atmospheric Pressures,Pressure, Atmospheric,Pressures, Atmospheric |
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| D051381 |
Rats |
The common name for the genus Rattus. |
Rattus,Rats, Laboratory,Rats, Norway,Rattus norvegicus,Laboratory Rat,Laboratory Rats,Norway Rat,Norway Rats,Rat,Rat, Laboratory,Rat, Norway,norvegicus, Rattus |
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