external respiration
n.
The exchange of oxygen and carbon dioxide between the environment and respiratory organs such as gills or lungs.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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| Noun | 1. |  external respiration - the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalationartificial respiration - an emergency procedure whereby breathing is maintained artificially abdominal breathing - breathing in which most of the respiratory effort is done by the abdominal muscles; "abdominal breathing is practiced by singers" hyperpnea - energetic (deep and rapid) respiration that occurs normally after exercise or abnormally with fever or various disorders hypopnea - slow or shallow breathing hyperventilation - an increased depth and rate of breathing greater than demanded by the body needs; can cause dizziness and tingling of the fingers and toes and chest pain if continued Cheyne-Stokes respiration, periodic breathing - abnormal respiration in which periods of shallow and deep breathing alternate smoking, smoke - the act of smoking tobacco or other substances; "he went outside for a smoke"; "smoking stinks" sniffle, snuffle, snivel - the act of breathing heavily through the nose (as when the nose is congested) wheeze - breathing with a husky or whistling sound second wind - the return of relatively easy breathing after initial exhaustion during continuous exertion breathing in, inhalation, intake, aspiration, inspiration - the act of inhaling; the drawing in of air (or other gases) as in breathing bodily function, bodily process, body process, activity - an organic process that takes place in the body; "respiratory activity" |
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