Alex is 53 years old and has had weakness in his throat and chest for a few months. Now he is also starting to have general weakness in his arms and legs. The weakness in his legs has gotten so bad that yesterday he fell down when walking across his living room. Alex appears to be showing early signs of:
A)Parkinson disease.
B)amyotrophic lateral sclerosis (Lou Gehrig disease).
C)Huntington disease.
D)Alzheimer disease.

Question

Quizplus · Accepted Answer

Alex's symptoms of progressive muscle weakness, starting in the throat and chest and spreading to the arms and legs, are characteristic of amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's disease. ALS is a neurodegenerative disease that affects motor neurons, leading to muscle weakness and atrophy.

Alex Is 53 Years Old and Has Had Weakness in His