Biology · Human Disorders
Multiple sclerosis is a chronic disease primarily characterized by which of the following pathological changes?
- 1Degenerative deterioration of the bony spinal column
- 2Deficiency of the neurotransmitters dopamine and serotonin
- 3Impaired cerebral blood circulation
- 4Progressive demyelination in the central nervous system (CNS)✓
Correct answer
Progressive demyelination in the central nervous system (CNS)
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