Posted: August 17th, 2017

Which of the following diseases is a chronic, degenerative, progressive disease of thecentral nervous system characterized by the occurrence of small patches of demyelination inthe brain and spinal cord?

Which of the following diseases is a chronic, degenerative, progressive disease of thecentral nervous system characterized by the occurrence of small patches of demyelination inthe brain and spinal cord?
a) Multiple sclerosis
The cause of MS is not known and the disease affects twice as many women as men.
b) Parkinson’s disease
Parkinson’s disease is associated with decreased levels of dopamine caused by destruction of pigmented neuronal cells in the substantia nigra in the basal ganglia of the brain.
c) Huntington’s disease
Huntington’s disease is a chronic, progressive, hereditary disease of the nervous systemthat results in progressive involuntary dance-like movement and dementia.
d) Creutzfeldt-Jakob’s disease
Creutzfeldt-Jakob’s disease is a rare, transmissible, progressive fatal disease of the central nervous system characterized by spongiform degeneration of the gray matter of the brain.