A Mother Asks Why Her 6-Year-Old Requires a Daily Dose

question 15

Multiple Choice

A mother asks why her 6-year-old requires a daily dose of digoxin that is twice that of an adult.The nurse explains that the larger dose is necessary because of which characteristics of children?

• A) Greater resistance to medications
• B) Variations in development of drug receptors
• C) A slower metabolic rate than adults
• D) More total body water, which dilutes the drug

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Definitions:

Economies of Scale

The reduction in the cost per unit that companies experience as a result of their large scale of operations, usually seeing these expenses decrease as the scale grows.

Diseconomies of Scale

An economic concept where, beyond a certain point, an increase in the scale of production leads to a rise in average costs per unit due to inefficiencies.

Long Run

A term in economics referring to a period wherein all inputs can be adjusted, including those that are typically fixed in the short run.

Variable Costs

Charges that adjust directly in response to the quantity of production or output.