When the Potential Exists for Exposure to Exhaled Air of a Person

question 28

Multiple Choice

When the potential exists for exposure to exhaled air of a person with suspected or confirmed TB,a(n) ________ mask should be worn by the EMT.

• A) surgical
• B) B-50
• C) nonrebreather
• D) N-95

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Definitions:

Quantity

The amount or number of a material or immaterial good considered as a unit or total.

Average Total Cost

The total cost of producing a given output level divided by the quantity of output, indicating the average expense per unit produced.

Marginal Cost

The rise in financial outlay for the production of an extra unit of a product or service.

Production

The process of creating goods and services from various resources.