After an Adolescent Diagnosed with Attention Deficit-Hyperactivity Disorder (ADHD)begins Methylphenidate

question 21

Multiple Choice

After an adolescent diagnosed with attention deficit-hyperactivity disorder (ADHD) begins methylphenidate (Ritalin) therapy,a nurse notes that the adolescent loses 10 pounds in a 2-month period.What is the best explanation for this weight loss?

• A) The pharmacological action of Ritalin causes a decrease in appetite.
• B) Hyperactivity seen in ADHD causes increased caloric expenditure.
• C) Side effects of Ritalin cause nausea; therefore, caloric intake is decreased.
• D) Increased ability to concentrate allows the client to focus on activities rather than food.

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Definitions:

Revenues

The total income produced by a company from its activities, before any expenses are subtracted.

Long-run Supply Curve

A graphical representation that shows the relationship between the price of a good and the quantity supplied over a period long enough for producers to adjust all of their inputs.

Short-run Supply Curve

A graphical representation showing the relationship between the price of a good and the quantity supplied over a short period, holding some inputs fixed.

Elastic

Describes a situation where the quantity demanded or supplied of a good or service is sensitive to changes in price.