From the choices below, complete the sentences to describe the structure, function, and locations of myelin.
more slowly
The lipid substance myelin, which forms the protective myelin
found on some axons, is found in the central and
peripheral nervous systems.
reproduction
sheath
In the CNS, myelin is produced by oligodendrocytes, a type of neuroglia
regeneration
In the PNS, myelin is found in the plasma membrane of
Schwann cells
a type of neuroglia, gaps in the myelin of PNS axons are called
oligodendrocytes
Nerve impulses are conducted
on myelinated axons, and
quickly
on nonmyelinated axons.
nodes of Ranvier
Within the PNS, myelin plays a role in nerve
