What is the most common source of error and false alarms with pulse oximetry?

a. Presence of HbCO
b. Patient motion artifact
c. Presence of vascular dyes
d. Ambient light detection

ANS: B
Patient motion artifact probably is the most common source of error and false alarms.

Health Professions

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Where does objective information recorded in SOAP notes come from?

A) Reports from clients B) Reports from doctors C) Information on prescription forms D) Observations and measurements by the massage therapist

Health Professions

For irradiated red blood cells, what is the storage temperature and expiry period?

a. 33.8-50 ° F (1-6 ° C) for up to 4 hours b. 68-75.2 ° F (20-24 ° C) for up to 4 hours c. 33.8-50 ° F (1-6 ° C) for up to 24 hours or to the original component expiry date d. 33.8-50 ° F (1-6 ° C) for up to 28 days or to the original component expiry date

Health Professions