Question

What is myelin sheath??​

Answer 1

Answer:

Myelin is an insulating layer, or sheath that forms around nerves, including those in the brain and spinal cord. It is made up of protein and fatty substances. This myelin sheath allows electrical impulses to transmit quickly and efficiently along the nerve cells.

Explanation:

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Answer 2

A nerve is a cable-like structure within the body designed to conduct nerve impulses that relay information from one part of the body to another. A typical nerve is made up of a bundle of fibres which are wrapped around layers of tissue and fat, and they stretch throughout the body.