Understanding Pulse Oximetry and Oxygen Therapy

Front

What is the primary function of a pulse oximeter?

Back

To assess the amount of oxygen saturated in the red blood cells

Front

Which part of the body is commonly used for placing the pulse oximeter sensor?

Back

Fingertip or earlobe

Front

What is the normal range of oxygen saturation in a healthy patient?

Back

95-100 percent

Front

At what oxygen saturation level is oxygen administration necessary? Below 85 percent, Below 89 percent, Below 92 percent, Below 95 percent

Back

Below 89 percent

Front

Which of the following conditions might require a patient to need supplemental oxygen? Common cold, Chronic heart and lung disease, Mild headache, Seasonal allergies

Back

Chronic heart and lung disease

Front

What is a nonrebreathing mask used for?

Back

To provide supplemental oxygen

Front

What components are included in a nonrebreathing mask?

Back

Connective tubing, a reservoir bag, one-way valves, and a face piece

Front

What is a nasal cannula primarily used for?

Back

To deliver supplemental oxygen

Front

What does a nasal cannula consist of?

Back

Two small prongs that fit into the patient’s nostrils

Front

Why might patients who have experienced a heart attack or stroke require supplemental oxygen?

Back

They may be unable to get sufficient oxygen from room air