Author Question: When analyzing a blood gas control sample, you notice that the result falls outside the 2 SD range. ... (Read 34 times)

Ebrown · **on:** Jul 16, 2018

When analyzing a blood gas control sample, you notice that the result falls outside the 2 SD range. How could you verify that this was a random error (error of imprecision)?

1. Repeat the analysis on a different analyzer.
2. Compare the control to an actual patient sample.
3. Rerun the control sample a second time.
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3

Question 2

Which of the following factors contributing to imprecision (random) errors during blood gas analysis?

a. Sample contamination
b. Contaminated buffers
c. Statistical probability
d. Sample mishandling

brittiany.barnes · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: B
Table 19-3 outlines the major factors causing these two types of error and suggests some common corrective actions.

Answer to Question 2

ANS: B
Table 19-3 outlines the major factors causing these two types of error and suggests some common corrective actions.