Loss of striatal fibres in caudate nucleus is associated with?
AHemiballismus
BHuntington's disease
CCharcot-Marie-Tooth disease
DParkinson's disease
All the following apply to Parkinson disease except
Atremors at rest and muscular rigidity
Bsecondary involvement of the parietal cortex
Cinvolvement of dopaminergic neurons
Dprimary involvement of the substantia nigra
A 60-year-old man has resting tremor, pill-rolling movements, rigidity, and bradykinesia. Which of the following is most likely to be decreased in this man?
AGABA neurons in the caudate nucleus and putamen
BSerotonin neurons in the raphe nuclei
CAcetylcholine neurons in the forebrain
DDopamine neurons in the substantia nigra
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