Exam (elaborations)
PFT Study Guide Questions and Answers
- Course
- Institution
PFT Study Guide Questions and Answers
[Show more]
Seller
Follow
TheeGrades
Reviews received
Content preview
PFT Study Guide Questions and AnswersThe instrument used primarily in PFT Correct Ans-Spirometer (for measuring routine
*flows* & *volumes*)
Standard equipment in a pulmonary function laboratory Correct Ans-- Spirometer
- Gas analyzer
- Body plethysmograph
What is the volume of air inhaled and exhaled during quiet breathing? Correct Ans-tidal
volume (Vt)
Normal minute ventilation of an average person at rest Correct Ans-4 to 12 L/min
(depending of the size of the pt.)
Why is proper coaching of the pt. during FVC maneuver extremely important? Correct Ans-
*ERRONEOUS FVC* test results
(most common)
Restrictive lung disorders reduce FVC by Correct Ans-shrinking the lung (decrease in lung
size)
, PFT Study Guide Questions and Answers
Obstructive lung disorders reduce FVC by Correct Ans-increase in RV (caused by air
trapping)
If measured FVC is significantly smaller than SVC, what is occurring? Correct Ans-air
trapping
What level of VC is associated with *increased risk of postoperative respiratory
complications*? Correct Ans-<20 ml/kg
(reduced VC)
What level of VC is associated with *increased risk of respiratory failure*? Correct Ans-<15
ml/kg
Purpose of performing pulmonary function tests (PFTs) Correct Ans-- Functional *status*
of the *lungs*
- *How MUCH & how FAST GAS* can be moved into and out of the lungs
- *Diffusion characteristics* of the alveolar-capillary membrane
*the tests can dx. lung diseases & measure the severity of the disease*
Contraindications include: Correct Ans-- pneumothorax (untreated)
- hemoptysis
- cardiovascular disease
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 CA$17.26. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
84866 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now