A patient with a history of COPD hasbeen admitted. To help clarify her diagnosis between emphysema andasthma, which of the following should the respiratory therapistrecommend?

A. Flow-volume loop

B. Maximum voluntary ventilation

C. Spirometry before and after aninhaled

bronchodilator


D. Peak flow tes

Elaborate in teail why the answerselected is the most appropriate selection and explain why theothers are not appropriate. Make sure to include reference/s withwork.

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