A patient is newly diagnosed with multiple sclerosis (MS). What physiological change is causing the patient's symptoms?
A) Depletion of dopamine in the central nervous system (CNS)
B) Demyelination of nerve fibres in the CNS
C) The development of neurofibril webs in the CNS
D) Reduced amounts of acetylcholine at the neuromuscular junction

Question

Quizplus · Accepted Answer

Multiple sclerosis is characterized by the demyelination of nerve fibers in the central nervous system, which disrupts nerve signal transmission and leads to the symptoms experienced by patients.

A Patient Is Newly Diagnosed with Multiple Sclerosis (MS)