The FEF_25%-75% is Reported on a 5-Year-Old Child

question 7

Multiple Choice

The FEF_25%-75% is reported on a 5-year-old child.The child was unable to exhale to RV after eight attempts.Which of the following should the technologist do?

• A) Add a comment that the result is falsely elevated.
• B) Add a comment that the result is falsely decreased.
• C) Perform another maneuver.
• D) Delete FEF_25%-75% from the final report.

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Definitions:

Governor Cut-Out

A mechanism designed to limit the speed of a vehicle or machine by preventing fuel delivery or ignition at a preset speed.

Spring Brake Chamber

A component in air brake systems of vehicles that uses spring force to apply the brakes, particularly for parking or emergency purposes.

Braking Force

The force applied by a braking system to slow down or stop a vehicle.

Pneumatic Force

The power or force exerted by compressed air in various mechanical applications.