Question

What is the thick insulating layer around axons that increases the speed of electrical impulses?

A. Schwann coating
B. Dendritic layer
C. Myelin Sheath
D. Nodes of Ranvier

Answer 1

it is Myelin Sheath

Step-by-step explanation:

Myelin Sheath is a substance which is found on neurons within central nervous system, and the peripheral nervous system.

Myelin Sheath is the protective layer that wraps around the axons of neurons to aid in insulating the neurons, and to increase the number of electrical signals being transferred

Answer 2

Answer: C. Myelin Sheath

Explanation: 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.