Parkinosn's disease results from a lesion in the: (A) Striatum, (B) Pituitary, (C) Thalamus, (D) Hypothalamus
Answer is A. (A) Striatum Chorea is characterized by rapid, involuntary dancing movements.> Athetosis: Continuous, slow, writhing movements is due to globus pallidus lesion> Hemiballismus: A lesion in subthalamus often leads to sudden flailing movements of an entire limb, a condition called hemiballismus.> Parkinson's disease: Lesions of the substantia nigra leads to the Parkinsonism.