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www.dictionary.com/browse/gas-exchange

gas exchange The diffusion of gases from an area of higher concentration to an area of lower concentration, especially the exchange of oxygen and carbon dioxide between an organism and its environment.

www.medicinenet.com/script/main/art.asp?articlekey=10673

Gas exchange: The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the transfer of carbon dioxide from the blood into the exhaled air.

medical-dictionary.thefreedictionary.com/gas+exchange

exchange [eks-chānj´] 1. the substitution of one thing for another. 2. to substitute one thing for another. gas exchange the passage of oxygen and carbon dioxide in opposite directions across the alveolocapillary membrane. health care information exchange in the nursing interventions classification, a nursing intervention defined as providing patient ...

financial-dictionary.thefreedictionary.com/Gas+exchange

With the security of gas top on the agenda for European leaders, especially during winter, the Austrian hydrocarbon group OMV, together with the Vienna Stock Exchange, created a gas exchange that aims to become number one in continental Europe.

en.wikipedia.org/wiki/Gas_exchange

Gas exchange is the physical process by which gases move passively by diffusion across a surface. For example, this surface might be the air/water interface of a water body, the surface of a gas bubble in a liquid, a gas-permeable membrane, ...

www.premiumessays.net/articles/definition-and-factors...

Definition and Factors Affecting Gas Exchange Definition of gas exchange. Gas exchange is the biological process through which different gases are transported across respiratory surfaces to different parts of the body of a living organism.

www.encyclopedia.com/.../biology-general/gas-exchange

Gas Exchange Gas exchange is the process by which oxygen and carbon dioxide [1] (the respiratory gases) move in opposite directions across an organism's respiratory membranes, between the air or water of the external environment and the body fluids of the internal environment.

medical-dictionary.thefreedictionary.com/Alveolar+gas+exchange

exchange [eks-chānj´] 1. the substitution of one thing for another. 2. to substitute one thing for another. gas exchange the passage of oxygen and carbon dioxide in opposite directions across the alveolocapillary membrane. health care information exchange in the nursing interventions classification, a nursing intervention defined as providing patient ...

legal-dictionary.thefreedictionary.com/Gas+exchange

Exchange. An association, organization, or group of persons, incorporated or unincorporated, that constitutes, maintains, or provides a marketplace or facilities for bringing together purchasers and sellers of Securities or commodities futures.. A security is a written proof of ownership of an investment, usually in the form of shares of stock, which are fractional units of ownership in a company.

www.biologyreference.com/Fo-Gr/Gas-Exchange.html

Gas exchange is the process by which oxygen and carbon dioxide (the respiratory gases) move in opposite directions across an organism's respiratory membranes, between the air or water of the external environment and the body fluids of the internal environment.