When Evaluating a Forced Vital Capacity Maneuver Postbronchodilator Use to Determine

question 58

Multiple Choice

When evaluating a forced vital capacity maneuver postbronchodilator use to determine the reversibility of any airway obstruction, what percent increase in FEV₁ is needed to be able to say the treatment was effective?

• A) 5%
• B) 10%
• C) 15%
• D) 20%