A person has been diagnosed with multiple sclerosis and asks the healthcare professional to explain the disease. What description by the professional is most accurate?
A)Myelination of nerve fibers in the peripheral nervous system (PNS)
B)Demyelination of nerve fibers in the CNS
C)Development of neurofibrillary tangles in the CNS
D)Inherited autosomal dominant trait with high penetrance

Question

Quizplus · Accepted Answer

Multiple sclerosis (MS) is an autoimmune disorder diffusely involving the degeneration of CNS myelin and loss of axons. Myelination in the PNS is not involved. Neurofibrillary tangles in the CNS are characteristic of Alzheimer disease. Neurofibromatosis is an autosomal dominant genetic disorder.

A Person Has Been Diagnosed with Multiple Sclerosis and Asks