Quality control of a body plethysmograph is performed using an isothermal lung analog and a biologic control subject with the following results: On the basis of these findings,the pulmonary function technologist should conclude what?
A) There is a leak in the door seal.
B) Box pressure calibration was performed incorrectly.
C) Mouth pressure calibration was performed incorrectly.
D) The box is functioning within acceptable limits.

Question

Quality control of a body plethysmograph is performed using an isothermal lung analog and a biologic control subject with the following results:  On the basis of these findings,the pulmonary function technologist should conclude what?
A) There is a leak in the door seal. 
B) Box pressure calibration was performed incorrectly. 
C) Mouth pressure calibration was performed incorrectly. 
D) The box is functioning within acceptable limits.

Quizplus · Accepted Answer

The biologic control subject has produced results within acceptable limits, indicating that the body plethysmograph is functioning properly.

Quality Control of a Body Plethysmograph Is Performed Using an Isothermal