The Greatest Risk of Cross-Contamination in the Pulmonary Function Laboratory

question 29

Multiple Choice

The greatest risk of cross-contamination in the pulmonary function laboratory is associated with:

• A) Failure to use bacteria filters for spirometry
• B) Inadequate disinfection of reusable nebulizers
• C) Moisture inside dry rolling-seal spirometers
• D) Pulse oximetry finger sensors

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Definitions:

Economic Perspective

A viewpoint that envisions individuals and institutions making rational decisions by comparing the marginal benefits and marginal costs associated with their actions.

Productive Resources

Inputs used in the production of goods and services, including labor, capital, and natural resources.

Want

An unfulfilled desire or need that individuals or societies aim to satisfy through the acquisition of goods or services.

Marginal Analysis

The comparison of marginal (“extra” or “additional”) benefits and marginal costs, usually for decision making.