When Nasal Cannulas Are Used in Infants at High Flows

question 19

Multiple Choice

When nasal cannulas are used in infants at high flows, which factors determine the amount of pressure to the airways?
I. Flow rate
II. Size of the leak around the cannula
III. Degree of the mouth opening
IV. FiO₂

• A) I and II only
• B) III and IV only
• C) II, III, and IV only
• D) I, II, and III only

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