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Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892

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BuyFindarrow_forward

Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892
Textbook Problem

Distinguish between a nerve net, nerves, and nerve cords.

Summary Introduction

To review:

The differences between nerve nets, nerve cords, and nerves.

Introduction:

The nervous system is present in every animal, which help the animals in one region to communicate with the other region animals. The simple or lower animals have simple type of nervous system consisting of a neuron or group of neurons with general functions and complex animals have advanced type of nervous system consisting of a group of neurons with specialized functions.

Explanation

The difference between the nerve nets, nerve chords, and nerves have been tabulated below:

S.No. Nerve nets Nerves Nerve cords
1. The neurons form a net like appearance with no clustering of neurons. This is modified version of nerve nets where bundles of axons are present in connective tissues. Nerve cords are bundles of nerves, which come out of the brain of complex animals.
2. This is the simplest type of nervous system...

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