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Author Question: What would you use to determine the accuracy of a water-sealed spirometer in measuring lung volumes? ... (Read 89 times)

joblessjake

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on: Jul 16, 2018
What would you use to determine the accuracy of a water-sealed spirometer in measuring lung volumes?
 
  a. Calibrated high-flow flowmeter
  b. Computer-generated flow patterns
  c. Calibrated 3-L syringe
  d. Standard subject with known volumes

Question 2

How closely a device measures a certain reference value refers to what quality?
 
  a. Capacity
  b. Accuracy
  c. Linearity
  d. Precision


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Edwyer

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: C
For volume measurements, standard reference values are provided by a graduated 3.0-L calibra-tion syringe.

Answer to Question 2

ANS: B
The accuracy of a measuring instrument is how well it measures a known reference value.


joblessjake

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

nanny

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Reply 3 on: Yesterday
Wow, this really help

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