Which of the following is true about the myelin sheath that cover the axons of nerve cells?
A)It is responsible for making axons poor conductors of electricity.
B)It facilitates the transmission of electrical impulses.
C)It produces glia.
D)It directs the manufacture of substances that the neuron needs for growth and maintenance.

Question

Quizplus · Accepted Answer

The myelin sheath facilitates the transmission of electrical impulses by speeding up the conduction of nerve impulses along the axon. It acts as an insulator, preventing the electrical signal from leaking out of the axon and allowing the signal to travel more efficiently.

Which of the Following Is True About the Myelin Sheath