Chapter 26, Problem 15WIO

Summary Introduction

To explain:

How do these observations such as neuroglia outnumbers neurons in the nervous system by about 10 to 1 and in addition, neuroglia retains the ability to divide, unlike most neurons, relate to the fact that most brain cancers begin in glial cells.

Concept introduction:

Neuron is a basic functional unit of nervous system and is the specialized cells of nervous system that makes a complex network for the transmission of messages. It is rapid and efficient network of nervous system. A neuron involves a cell body, nerve fibers: dendrites and an axon in its structure.