KROK 1 2018 – Question 46 · KROK (Medicine) · Physiology
A 64-year-old woman presents with disturbed fine motor function of her fingers, marked muscle rigidity, and tremor. The neurologist diagnosed her with Parkinson’s disease. What brain structures are damaged resulting in this disease?
- A. Substantia nigra
- B. Red nuclei
- C. Thalamus
- D. Cerebellum
- E. Reticular formation
Hint
Recall which neurotransmitter is deficient in this extrapyramidal disorder and which brain nuclei normally produce it.
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