During Continuous Monitoring of an Active 5-Year-Old Patient with a Finger

question 20

Multiple Choice

During continuous monitoring of an active 5-year-old patient with a finger pulse oximetry probe, you obtain frequent and repeated false low HbO₂ alarms (<90%) . Which of the following would be the best action to take in this situation?

• A) Sedate the patient and restrain the arms.
• B) Reset the low alarm limit to the 80% to 85% range.
• C) Use a spot check instead of continuous monitoring.
• D) Relocate the sensor to a more stable location.

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Definitions:

Antigens

Antigens are substances, often foreign, that provoke an immune response in the body, especially the production of antibodies.

Monocytes

A type of white blood cell involved in the immune response, capable of differentiating into macrophages and dendritic cells to combat infection.

Phagocytosis

A cellular process where cells, usually immune cells, engulf and digest particles or pathogens to eliminate them.

Rheumatoid Factor

An autoantibody that is often present in the blood of individuals with rheumatoid arthritis and some other autoimmune diseases or infections.