Author Question: How often should blood gas calibration verification by control media take place? a. At least one ... (Read 33 times)

Bob-Dole · **on:** Jul 16, 2018

How often should blood gas calibration verification by control media take place?

a. At least one level of control media should be analyzed every 8 hr.
b. At least two levels of control media should be analyzed every day.
c. At least two levels of control media should be analyzed every 8 hr.
d. At least two levels of control media should be analyzed every hour.

Question 2

To ensure that the output of a blood gas analyzer is both accurate and linear across the range of measured values, a calibration procedure must measure what?

a. Two different parameters at the same time
b. Parameters with known input values at one point
c. Two different parameters at different times
d. Parameters with known input values at two points

pocatato · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
As a general recommendation, at least two levels of control media should be analyzed during every 8-hr shift.

Answer to Question 2

ANS: D
Calibration is performed to ensure that the output of the analyzer is both accurate and linear across the range of measured values. Parameters must be measured with known input values rep-resenting at least two points, usually a low and a high values.