When Using a Small-Bore Catheter with a One-Way Valve Such

question 1

Multiple Choice

When using a small-bore catheter with a one-way valve such as a Heimlich valve, how can you determine definitively that there is or is not a small air leak?

• A) Connect to an underwater seal.
• B) Increase the FiO₂ and note clinical changes.
• C) Listen for air movement.
• D) Watch the valve to see if it moves.

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Definitions:

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Oriented

Awareness of oneself in relation to time, place, and person, often used in medical contexts.

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