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A member asked:
What is the definition or description of: fev1?
A doctor has provided 1 answer
Forced exp volume: This is the forced expiratory volume in 1 second and is the amount of air one can rapidly expire after a deep breath in 1 second. It is a component of pulmonary function tests, and along with other aspects of the test can help diagnosis lung disease or the severity of certain kinds of diseases like copd.
Answered 9/28/2016
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