Author Question: Indications for pulse oximetry include which of the following? 1. To assess changes in HbO2 ... (Read 46 times)

bobbie · **on:** Jul 16, 2018

Indications for pulse oximetry include which of the following?

1. To assess changes in HbO2 during certain procedures
2. To measure abnormal Hb
3. To comply with external regulations or recommendations
4. To monitor the adequacy of HbO2 saturation
a. 1 and 4 only
b. 1, 2, and 4 only
c. 1, 3, and 4 only
d. 1, 2, 3, and 4

Question 2

Which of the following will result in falsely low HbO2 readings with a pulse oximeter?

a. Presence of HbCO
b. Vascular dyes
c. Dark skin pigmentation
d. Presence of fetal hemoglobin

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

Answer to Question 1

ANS: C
To guide practitioners in providing quality care, the AARC has published Clinical Practice Guideline: Pulse Oximetry. Modified excerpts from the AARC guideline appear on p. 406.

Answer to Question 2

ANS: B
Table 19-6 outlines some of the potential problems and resulting errors that can occur with hemoximetry.