How do Schwann cells speed nerve impulses?

Question:

What Are Schwann Cells:

Schwann cells are glial cells that support neurons in the peripheral nervous system. Schwann cells help speed up the conduction of nerve impulses in the peripheral nervous system. This is why we can think about moving our feet and complete the action almost simultaneously. The Schwann cells speed up the nerve impulse so much our actions almost appear seamless.

Answer and Explanation: 1