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A patient with asthma is undergoing pulmonary function tests. In order to interpret the results, the nurse should be familiar with terminology associated with this diagnostic test. Which of the following refers to the volume of air that can be forcibly exhaled after full inspiration?

Explanation

•Forced vital capacity is the volume of air that can be forcibly exhaled after full inspiration.

•Tidal volume is the volume of air inhaled or exhaled during each respiratory cycle.

•Peak expiratory flow is the maximal speed of air being exhaled.

•Forced expiratory flow is the speed of air being exhaled.

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