expiratory reserve volume

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expiratory reserve volume

[ek′spī·rə‚tȯr·ē ri¦zərv ‚väl·yəm]
(physiology)
At the end of a normal expiration, the quantity of air that can be expelled by forcible expiration.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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4.57+-1.28); Forced Expiratory Volume in First Second (2.99+-0.61 vs.
Another study from People's Republic of China revealed that a lower peak expiratory flow rate was associated with increased mortality from respiratory causes like bronchogenic carcinoma and also in cardiovascular diseases.
The mean lung volume for forced vital capacity was 2.21+-0.75, forced expiratory volume in 1 second 2.08+-0.73, ratio between the two 92.9+-4.7, peak expiratory flow 231.3 +- 70.5 and forced expiratory flow between 25% and 75% expired volume was,,, 2.68+-1.2.
In addition, Biring et al, (14) found a reduction in expiratory reserve volume, FVC, [FEV.sub.1], functional residual capacity, forced expiratory flow 25-75%, and maximum voluntary ventilation in their study on adults with extreme obesity.
The respiratory parameters including FEV1%, FVC%, FEV1/FVC%, maximal voluntary ventilation (MVV), and peak expiratory flow rate (PEFR) were measured using SPIROLAB II (MIR) software.
The maximum inspiratory pressure (MIP) and maximum expiratory pressure (MEP) measurements were performed with an MDV-500 Globalmed digital manovacuometer, which is graduated from - 500 / + 500 cm[H.sub.2]O.
PERCENT PREDICTED PEAK EXPIRATORY FLOW: Kew, et al, measured the effect of intravenous magnesium over percent-predicted peak expiratory flow.
Peak expiratory flow rate was determined via standard peak expiratory flow rate device in both the groups after the inhalation of standard dose of salbutamol.
Often reported benefits are: Increased inspiratory muscle strength Increased expiratory muscle strength Reduced breathlessness | OPEP: Designed to interrupt the expiratory airflow, which results in the airways vibrating.
In the newest study conducted by American Thoracic Society, the researchers measured force expiratory flows (FEFs) at 3 and 12 months of babies born to 252 mothers who smoked.
COPD mainly limits airflow during expiration, possibly limiting the diagnostic yield of inspiratory-only protocols; accordingly, the Fleischner Society has suggested the potential additive value of expiratory acquisitions [18].
Expiratory muscle strength is important for breath out against water resistance.