Fibers of muscles whose motor neurons are severed
A)hypertrophy.
B)may be replaced by fat or fibrous connective tissue.
C)cannot ever be reinnervated.
D)die as their sarcomeres are progressively eliminated.

Question

Quizplus · Accepted Answer

Fibers of muscles whose motor neurons are severed may be replaced by fat or fibrous connective tissue. This process is known as muscular atrophy or wasting. The muscle fibers shrink in response to disuse and become infiltrated with adipose tissue or replaced by fibrous connective tissue.

Fibers of Muscles Whose Motor Neurons Are Severed