_________ is a disorder in which hard fibrous tissue replaces myelin, impeding neural transmission.
A) Autism
B) Multiple sclerosis
C) Organic failure to thrive
D) Phenylketonuria

Question

Quizplus · Accepted Answer

The disorder in which hard fibrous tissue replaces myelin, impeding neural transmission, is multiple sclerosis. Autism is a neurodevelopmental disorder characterized by difficulties with social interaction and communication. Organic failure to thrive is a medical condition in infants where they do not gain weight and grow at the expected rate. Phenylketonuria is an inherited disorder that results in the buildup of the amino acid phenylalanine and can cause intellectual disability if left untreated.

_________ Is a Disorder in Which Hard Fibrous Tissue Replaces