Which are characteristics of amyotrophic lateral sclerosis (ALS)?
A) It is an autosomal dominant genetic disorder.
B) It results in demyelination of the central nervous system.
C) It results in upper and lower motor neuron degeneration.
D) It is an autoimmune disorder caused by a virus.

Question

Quizplus · Accepted Answer

ALS is characterized by degeneration of both upper (corticospinal) and lower motor neurons, leading to progressive muscle weakness and eventually paralysis. It is not an autosomal dominant disorder, does not result in demyelination of the central nervous system, and is not caused by an autoimmune disorder or virus.

Which Are Characteristics of Amyotrophic Lateral Sclerosis (ALS)