PFT Final Exam; Questions and Answers 100% Verified
5 views 0 purchase
Course
Pulmonary Function Tests
Institution
Pulmonary Function Tests
PFT Final Exam; Questions and Answers 100%
Verified
A 22 year old patient with dyspnea performs three spirometry trials the PFT tech
should do which of the following? Correct Answer-Perform at least one more
maneuver
PFT testing is contraindicated in which of the following conditions? Corre...
PFT Final Exam; Questions and Answers 100%
Verified
A 22 year old patient with dyspnea performs three spirometry trials the PFT tech
should do which of the following? Correct Answer-Perform at least one more
maneuver
PFT testing is contraindicated in which of the following conditions? Correct
Answer-Untreated pneumothorax
An FEV1% is less tha predicted is a good indication for bronchodilator studies.
However, FEV1% should not be used to judge bronchodilator response
Correct Answer-True
Which of the following is the most important measurement for distinguishing an
obstructive impairment? Correct Answer-FEV1/VC
Measurement of lung volumes (TLC) is indicated Correct Answer-To diagnose
restrictive lung disease
The reported flow volume loop should come from which trial? Correct
Answer-Trial 3
, PFT Final Exam; Questions and Answers 100%
Verified
A subject being tested for possible environmental exposure to asbestos
produces the following spirometery results Correct Answer-The patient did
not make a good effort on the MVV
A subject has an FVC of 1.8 L (39% of predicted). The same individual has a slow
VC of 2.7 L. Which of the following might explain these findings? Correct
Answer-1. Airway compression in obstructive lung disease
2. Poor effort or early termination of the FVC
Only obstruction can cause the FEV1 to be less than predicted Correct
Answer-False
DLCO is commonly used to monitor drug toxicity Correct Answer-True
The following DLCO data (reported in ml CO/min/mmhg) are obtained from a
subject. What should technologist do next? Correct Answer-Report the mean
of the second and third trials
Reversibility of airway obstruction is considered significant for an increase of
greater than _____% for either the FEV1 or the FVC Correct Answer-12%
, PFT Final Exam; Questions and Answers 100%
Verified
A patient with an FEV1 65% of predicted would be considered what severity of
obstruction? Correct Answer-Moderate
Restrictive lung disease is characterized by the reduction of lung volumes
indicated by the _____ and ____ reduced below the lower limit of normal
Correct Answer-TLC and VC
Healthy adults without obstruction can expire their FVC within Correct
Answer-4-6 seconds
Regarding spirometry: the only criterion for eliminating a test session
completely is the failure to obtain ____ acceptable maneuvers after at least
______ attempts Correct Answer-2 and 8
Correct performance of the DLCOsb requires the subject to inspire at least
Correct Answer-85% of the VC
No more than ______ repeated DLCO maneuvers should be performed because
of the effect of increasing carboxyhemoglobin Correct Answer-5
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TheeGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
