According to ATS-ERS Recommendations (2005),a Computer Display of Flow-Volume Curves

Multiple Choice

According to ATS-ERS recommendations (2005) ,a computer display of flow-volume curves should have a scale factor of:

A) 5 mm/L on the volume axis
B) 5 mm/L/sec on the flow axis
C) 20 mm/sec on the time axis
D) A 1:1 aspect ratio with expiratory flow plotted downward