KROK 1 2018 – Question 142 · KROK (Medicine) · Pharmacology
A patient with parkinsonism was prescribed levodopa, which led to rapid improvement of the patient’s condition. What is the mechanism of action of this drug?
- A. Muscarinic acetylcholine receptor stimulation
- B. Muscarinic acetylcholine receptor blockade
- C. Stimulation of dopamine synthesis
- D. Stimulation of dopamine receptors
- E. Anticholinesterase action
Hint
Consider the chemical relationship between this drug and the transmitter that is deficient in parkinsonism, and why the transmitter itself cannot simply be given.
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