how-does-the-myelin-sheath-affect-the-speed-of-signal-transmission-in-neurons

Question

How does the myelin sheath affect the speed of signal transmission in neurons?

Accepted Answer

It increases the speed by allowing signals to jump between nodes of Ranvier.

Answer

It increases the speed by making the axon thicker.

Answer

It has no effect on the speed of signal transmission.

Answer

It decreases the speed by insulating the axon.