Simple Unheated Bubble Humidifiers Are Commonly Used to Humidify Gases

question 15

Multiple Choice

Simple unheated bubble humidifiers are commonly used to humidify gases with what type of systems?

• A) Mechanical ventilation
• B) Oronasal O₂ delivery
• C) Tracheal O₂ airway
• D) Aerosol drug delivery

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Definitions:

Internal Consistency

The extent to which different test items that propose to measure the same general construct obtain similar scores.

Odd-even Reliability

A measure of internal consistency reliability, where a test is split into odd and even items and the scores are correlated.

Construct Validity

The degree to which a test measures what it claims to be measuring, specifically in terms of whether the test actually assesses the theoretical construct it is designed to measure.

Predictive Validity

The level at which a score from a test or scale forecasts subsequent performance on a connected result.