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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.

ex·change

(eks-chānj'),
To substitute one thing for another, or the act of such substitution.

exchange

/ex·change/ (eks-chānj)
1. the substitution of one thing for another.
2. to substitute one thing for another.

plasma exchange  the removal of plasma from withdrawn blood, with retransfusion of the formed elements into the donor; done for removal of circulating antibodies or abnormal plasma constituents. The plasma removed is replaced by type-specific frozen plasma or by albumin.

ex·change

(eks-chānj')
To substitute one thing for another, or the act of such substitution.
References in periodicals archive ?
If only the relinquished property (or only the replacement property) contains personal property, the gain recognized by exchanging the non-like-kind personal property is limited to the personal property's FMV.
This process is called exchange first because the exchange of the properties, with respect to exchanging taxpayers, is the first step.
persons exchanging stock of the target corporation if the controlling corporation (the stock of which is received by such exchanging shareholders) is foreign.
Such valuations present a costly and administratively budensome task for the taxpayer in Example 1 exchanging only one piece of property for another.
75% Contingent Convertible Senior Subordinated Notes Due 2024 (the "Old Notes") and it is increasing the exchange fee to be paid to holders validly exchanging Old Notes.
Through Genesis, Constitution can image cash letters and transmit them to Endpoint Exchange for presentment to the exchanging bank, eliminating the need to encode and courier outbound checks.
The recently passed Check 21 legislation will finally enable financial institutions to start exchanging images of checks.
Endpoint Exchange member institutions initiate the check clearing and settlement process a day earlier than non-member institutions, truncating checks at the bank of first deposit and electronically exchanging check images rather than waiting on the physical transportation of the paper check.