A psychiatric nurse should base care of patients diagnosed with Parkinson's disease and patients demonstrating extrapyramidal side effects (EPSEs) caused by antipsychotic drug therapy on the premise that symptoms
a. are the same for both problems.
b. result from deficits in dopamine synthesis.
c. result from acetylcholine and dopamine imbalance.
d. are produced by neurodegeneration of the substantia nigra.
C
In both problems, acetylcholine and dopamine are not in balance. In Parkinson's disease, this results from neurodegeneration of the substantia nigra, and in the case of EPSEs, the cause is blockade of dopamine receptors in the basal ganglia. The other options are not valid premises.
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