The Therapist Is Performing a Routine Assessment and Ventilator Check

question 13

Multiple Choice

The therapist is performing a routine assessment and ventilator check on a patient who is receiving heliox near the wye adapter of the ventilator circuit. He notices a serious discrepancy between the set tidal and the exhaled volume. What should the therapist do to correct this situation?

• A) Administer heliox through the heliox-approved inlet of the mechanical ventilator.
• B) Add a 16-inch piece of corrugated tubing between the wye adapter and the place on the inspiratory limb where heliox is administered.
• C) Reduce the liter flow on the heliox.
• D) Adjust ventilator settings to compensate for the lower viscosity of heliox.

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Definitions:

Perfect Complements

Goods that are always used together in fixed proportions, where an increase in demand for one leads to a corresponding increase in demand for the other.

Initial Endowment

The initial allocation of resources, goods, or wealth that individuals or firms possess before engaging in exchanges or production.

Pareto Efficient Allocations

refers to an economic situation where no individual can be made better off without making someone else worse off.

First Theorem of Welfare Economics

A principle stating that, under perfect competition and with no externalities, the allocation of resources where supply equals demand leads to a Pareto efficient outcome.