KROK 1 2017 – Question 49 · 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. Cerebellum
- B. Thalamus
- C. Red nuclei
- D. Reticular formation
- E. Substantia nigra
Hint
Recall the nucleus whose neurons normally modulate the basal ganglia and whose degeneration leads to rigidity, tremor and loss of fine movement control.
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