Although there are several molecular or morphological differences between nerve fibers in the PNS and CNS, the basic myelin sheath arrangement and the electrophysiological characteristics are ...
A bundle of neurones is called a nerve. There are three main types ... which is insulated by a fatty (myelin) sheath. They are long so they can carry messages up and down the body.
“Our innovative nerve bridges, combined with the high ... by encasing the components of the central nervous system in myelin sheaths, but this can present a further obstacle when the sheath ...