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PFT EXAM 2 QUESTIONS WITH 100% CORRECT ANSWERS 2024
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PFT EXAM 2 QUESTIONS WITH 100% CORRECT ANSWERS
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PFT EXAM 2 QUESTIONS WITH 100%CORRECT ANSWERS
True or false: when performing a He dilution study,
the FRC may be underestimated in a pt w/ severe
obstruction - Correct Answer-true
True or false: a pt w/ polycythemia will have a
falsely low DLCO? - Correct Answer-false
True or false: DLCO is often measured prior to and
during treatment for certain drugs such as
bleomycin and amiodarone, to check for toxicity -
Correct Answer-true
which of the following statements are true
regarding FEF 25-75% (choose more than one)
I. it is sensitive to early changes in Obst. lung
disease
II it is the best indicator for pt effort
III. it is the measurement of the smaller AW's
IV. it is the main measurement to evaluate
bronchodilator response - Correct Answer-I, III
, True or False: when performing a nitrogen washout
study. If the patient. fails to have their nitrogen
reach as low as 1.5% even after 7 min. It is
significant for severe Obst. and air trapping -
Correct Answer-true
which of the following will result in a decrease in
compliance (choose more than one)
I. edema
II. emphysema
III. atelectasis
IV. pneumonia - Correct Answer-I. edema,
III. atelectasis
IV. pneumonia
what is the expected FEV1/FVC ratio for a normal
healthy adult? - Correct Answer-75% or greater
diffusion capacity is reduced in emphysema due to
largely ? - Correct Answer-loss of alveolar capillary
membrane
the purpose of panting during body box test is to? -
Correct Answer-allow for the measurement near
FRC
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