Multiple Choice
After 5 minutes of hyperventilation breathing cold air,a subject's FEV1 falls 16% from the pre-test value.The pulmonary function technologist should conclude that:
A) The subject has hyperreactive airways.
B) The air was not cold enough to provoke a response.
C) An additional 5 minutes of hyperventilation is required.
D) Inadequate CO2 was added to the inspired gas.
Correct Answer:
Verified
Correct Answer:
Verified
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