Posted: August 17th, 2017

Which of the following diseases is a rare, transmissible, progressive fatal disease of thecentral nervous system characterized by spongiform degeneration of the gray matter of the brain?

Which of the following diseases is a rare, transmissible, progressive fatal disease of thecentral nervous system characterized by spongiform degeneration of the gray matter of the brain?
a) Creutzfeldt-Jakob’s disease
The disease causes severe dementia and myoclonus.
b) Multiple sclerosis
Multiple sclerosis is a chronic, degenerative, progressive disease of the CNS characterized by the occurrence of small patches of demyelination in the brain and spinal cord.
c) Parkinson’s disease
Parkinson’s disease is associated with decreased levels of dopamine due to destruction of pigmented neuronal cells in the substantia nigra in the basal ganglia of the brain.
d) 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.