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?

Answer options

1. Red nuclei
2. Thalamus
3. Cerebellum
4. Substantia nigra
5. Reticular formation

Explanation

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?