A Patient Taking a Levodopa Preparation for the First Time

question 4

Multiple Choice

A patient taking a levodopa preparation for the first time calls the clinic to report dark discoloration of his urine.Which statement is true in this situation?

• A)The discoloration of urine is a harmless effect of the drug.
• B)The patient has taken this drug with red wine or cheese.
• C)The patient is having an allergic reaction to the drug.
• D)The patient has most likely taken extra drug doses.

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Definitions:

Control Group

In research, a control group is a group of subjects not exposed to the experimental treatment, used as a benchmark to measure the effect of the treatment.

Independent Variable

A variable that is manipulated in an experiment to see its effect on a dependent variable.

Observational Group

A group in a study that is exposed to the variable under investigation for observational purposes without receiving the experimental treatment.

Independent Variable

In experimental research, the variable that is manipulated by the researcher to observe its effect on the dependent variable.