A patient is receiving levodopa (L-dopa) as part of treatment for Parkinson's disease. Consider the following symptoms and select the one that, if diminished, will indicate that the drug is hav-ing a primary therapeutic effect
a. Tremor and rigidity
b. Double vision
c. Incidence of falls
d. Salivation
ANS: A
Tremor and rigidity are classic symptoms of Parkinson's disease, and they are typically reduced with effective drug therapy.
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