A Nurse Uses a Nasal Cannula to Deliver Oxygen to a Client

question 23

Multiple Choice

A nurse uses a nasal cannula to deliver oxygen to a client who is extremely hypoxic and has been diagnosed with chronic lung disease. What is the most important thing to remember when using a nasal cannula?

• A) It can cause the nasal mucosa to dry in case of high flow.
• B) It can cause anxiety in clients who are claustrophobic.
• C) It can create a risk of suffocation.
• D) It can result in an inconsistent amount of oxygen.

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Definitions:

Pulmonary Semilunar Valve

A valve in the heart located between the right ventricle and the pulmonary artery, preventing backflow of blood into the heart.

Pulmonary Artery Trunk

The main vessel that carries deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation.

Dilated Veins

Veins that are enlarged and often visible under the skin due to increased blood pressure or volume.

Ventricular Contraction

The process where the ventricles of the heart contract to pump blood out of the heart.