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exchange

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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 care information to health professionals in other agencies.
impaired gas exchange a nursing diagnosis approved by the North American Nursing Diagnosis Association, defined as excess or deficit in oxygenation and/or carbon dioxide elimination at the alveolocapillary membrane (see gas exchange). Etiological and contributing factors include an altered oxygen supply, changes in the alveolar-capillary membrane, altered blood flow, and altered oxygen-carrying capacity of the blood. Defining characteristics include changes in mental status such as confusion, somnolence, restlessness, and irritability; ineffective coughing and inability to move secretions from the air passages; hypercapnia; and hypoxia. For specific medical treatments and nursing interventions, see airway clearance, ineffective; breathing patterns, ineffective; chronic airflow limitation; and anemia.
plasma exchange see plasma exchange.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ex·change

(eks-chānj'),
To substitute one thing for another, or the act of such substitution.
Farlex Partner Medical Dictionary © Farlex 2012

ex·change

(eks-chānj')
To substitute one thing for another, or the act of such substitution.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Mentioned in
References in classic literature
Suppose now that a husbandman, or an artisan, brings some production to market, and he comes at a time when there is no one to exchange with him,--is he to leave his calling and sit idle in the market-place?
In well-ordered States they are commonly those who are the weakest in bodily strength, and therefore of little use for any other purpose; their duty is to be in the market, and to give money in exchange for goods to those who desire to sell and to take money from those who desire to buy.
At present, a business of more than ten thousand lines means a second exchange.
Instead of individual batteries, one at each telephone, a large common battery was installed in the exchange itself.
As the final result of all these varying changes in switchboards and signals and batteries, there grew up the modern Telephone Exchange. This is the solar plexus of the telephone body.
The idea of the exchange is somewhat older than the idea of the telephone itself.
It has resolved personal worth into exchange value.
We see then: the means of production and of exchange, on whose foundation the bourgeoisie built itself up, were generated in feudal society.
Modern bourgeois society with its relations of production, of exchange and of property, a society that has conjured up such gigantic means of production and of exchange, is like the sorcerer, who is no longer able to control the powers of the nether world whom he has called up by his spells.
The exchange of dress was now accomplished, when a sudden doubt struck Cedric.
He began to watch the Stock Exchange columns of the paper with new interest.
He wished with all his heart that he had never been such a fool as to dabble on the Stock Exchange, but the only thing was to hold on; something decisive might happen any day and the shares would go up; he did not hope now for a profit, but he wanted to make good his loss.
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