Purpose & Importance
Role of CNA
Step-by-Step Procedure
Miscellaneous
100

What is the purpose of oxygen therapy?

To improve oxygen levels in the blood and support breathing 

100

What should a CNA do if the oxygen flow looks too high or too low?

Immediately report to the nurse

100

What is the CNA’s first step when approaching a patient to provide oxygen-related care?

perform hand hygiene and introduce yourself

100

How to reposition a nasal cannula correctly?

place prongs downward in nostrils, secure around ears

200

Why is it important to monitor a patient's oxygen tubing?

To ensure oxygen is flowing properly without kinks or disconnections

200

What should the CNA do if the patient removes their nasal cannula?

Reposition gently (report to nurse if patient continues to remove it)

200

What should the CNA do before repositioning the patient in bed?

check that the tubing has enough slack and won’t pull

200

What is the term for bluish lips or fingertips caused by low oxygen?

Cyanosis

300
Why must oxygen equipment be kept away from flames or heat sources?

To prevent fires

300

What are basic responsibilities of the CNA when assisting a patient on oxygen?

to ensure the tubing and device remain in place and is comfortable, to prevent skin irritation

300

When giving oral care to a patient on oxygen, what should you check for?

dry mouth, cracks, or irritation caused by oxygen flow

300

Which type of personal care product should never be used near oxygen?

Petroleum-based products like Vaseline

400

Why is checking the patient's skin around the oxygen device important?

To prevent skin irritation and breakdown

400

What is one key observation a CNA should report?

changes in breathing, skin color, oxygen equipment issues, patient complaints

400

What is the last step after assisting a patient with oxygen care?

ensure the patient is safe/comfortable, call light is within reach, perform hand hygiene

400

What is one sign that oxygen therapy may not be effective?

Increased shortness of breath, confusion, restlessness, or dropping O₂ saturation