PFT exam 2(pts(patient), pts. (patient), obst(obstructive) Restrictive) Qs & As
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Course
Pulmonary Function Tests
Institution
Pulmonary Function Tests
PFT exam 2(pts(patient), pts. (patient),
obst(obstructive) Restrictive) Qs & As
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
Answe...
PFT exam 2(pts(patient), pts. (patient),
obst(obstructive) Restrictive) Qs & As
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
, PFT exam 2(pts(patient), pts. (patient),
obst(obstructive) Restrictive) Qs & As
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
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