Which of the following is true of the flow-volume loop?
I.Flow is plotted on the vertical axis.
II.It is commonly used in PF spirometry evaluation.
III.It is done only after bronchodilator administration.
A) I, II and III
B) I and II
C) I and III
D) II and III

Question

Quizplus · Accepted Answer

Flow-volume loops are I)plotted on the vertical axis and II)commonly used in the evaluation of spirometry readings.Volume is plotted on the horizontal axis.Flow-volume loops are helpful in assessing changes in airway resistance,which may often be detected after bronchodilator administration.

Which of the Following Is True of the Flow-Volume Loop