A Parent Has Been Instructed to Apply a Combination Product

question 3

Multiple Choice

A parent has been instructed to apply a combination product of pyrethrins with piperonyl butoxide [RID] to treat head lice in a child. The parent asks the nurse why it is necessary to repeat the application in 9 days. The nurse will respond by telling the parent that:

• A) a second treatment helps combat medication resistance.
• B) the dose needed to kill lice is too toxic to use all at once.
• C) the combination is active only against adult lice and not ova.
• D) the second dose helps rid the hair of nits and ova.

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Definitions:

Quantity Demanded

The quantity of a product or service that buyers are ready and capable of buying at a certain price.

Complements

Items or services that complement each other in such a way that a rise in demand for one results in a rise in demand for its counterpart.

Demand Curve

A graph that represents the relationship between the price of a good or service and the quantity demanded by consumers.

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good consumers are willing and able to purchase at various prices.