Use the following information to answer the next few questions.
Over the course of a year,you notice that you are more frequently losing your balance,are unable to keep your train of thought,and occasionally have double vision.After visiting several specialists,you are diagnosed with multiple sclerosis (MS),the hardening and ultimate loss of the myelin sheath which insulates axons.
-Neurons and support cells in the CNS have a limited ability to repair themselves; however,those of the PNS have a higher capacity for reparation.To slow or inhibit the breakdown of the myelin sheath,which type of cell could remyelinate the neurons?