Which Cells Produce Myelin

Question

Which cells produce myelin?
A)oligodendrocytes
B)Schwann cells
C)astrocytes
D)Schwann cells and oligodendrocytes
E)all of the above

Accepted Answer

Myelin, which insulates nerve fibers to increase the speed at which electrical impulses propagate along the nerve cells, is produced by oligodendrocytes in the central nervous system and Schwann cells in the peripheral nervous system.