Which of the following disorders affects men and women in equal numbers and is characterized by a chronic, progressive chorea (involuntary and irregular movements that flow randomly from one area of the body to another) ? a. Huntington's diseaseb. AIDSc. Alzheimer's diseased. Parkinson's disease

Huntington's disease. (Ans. A)

Explanation:

Huntington's disease: It is known as the inherited disorder (degenerative) which cause the breakdown of the central nervous system.

Huntington's disease mainly causes functional abilities, and result in movements (such as slow eye movement, muscle problem like dystonia and rigidity), psychiatric (such as insomnia, feeling of sadness and loss of energy), and cognitive disorder (such as lack of action, and flexibility, slowness on finding words, etc.)