is the insulatory coating which covers some neurons in the central nervous system interrupted at gaps in-between sheaths which are called Nodes of Ranvier. Myelin sheaths are formed by Schwann cells which secrete myelin.
What is MYELIN SHEATH?
MYELIN SHEATH: "The myelin sheath is a coating of myelin of some neurons which allows the process of saltatory conduct."
Edited and fact checked by Pam: Google +
About the Psychology Dictionary
Psychology Dictionary is the most comprehensive source of psychology definitions online with over 20K definitions written by our global team of psychiatrist & psychology professionals. ...more
Psychology Dictionary is a proud supporter of psychiatrists, and psychologists around the world.