Which cholinergic symptoms of Parkinson's disease are reduced with anticholinergic drugs?
a. Cognitive impairments
b. Rigidity
c. Tremors and drooling
d. Postural abnormalities
ANS: C
Anticholinergic drugs will reduce the severity of tremors and drooling in patients with Parkinson's disease. Anticholinergics are most useful when used in combination with levodopa. Anticholinergic drugs do not affect cognitive impairments. Anticholinergics have little effect on rigidity or on postural abnormalities.
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