Which of the Following Alternatives May Increase the FIO₂ Capabilities

question 29

Multiple Choice

Which of the following alternatives may increase the FIO₂ capabilities of air-entrainment nebulizers?
I. Add open reservoir to expiratory side of T-tube.
II. Connect together two or more nebulizers.
III. Use a commercial dual-flow system.
IV. Add open reservoir to inspiratory side of T-tube.

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

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