Question

multiple select question
select all that apply
characteristics of myelin are
speeds up nerve impulse conduction
found only in the brain
produced by schwann cells
found only in the spinal cord
produced by oligodendrocytes

Explanation:

Myelin is a fatty - substance that speeds up nerve impulse conduction. In the peripheral nervous system, it is produced by Schwann cells, and in the central nervous system, it is produced by oligodendrocytes. It is found in both the brain and the spinal cord, not just in one of them.

Answer:

speeds up nerve impulse conduction
produced by Schwann cells
produced by oligodendrocytes