Nervous system, Biology

Assignment Help:

Nervous System

  1. It is controling system of body. Ectodermal in origin.
  2. This system is made up of nervous tissue.
  3. Nervous tissue is made up of neuron & neuroglial cells.
  4. Neuron is originated from neuroblast, that appears at neurula stage in the formation of neural canal.
  5. In neuron centrosome is absent so there is no power of regeneration.
  6. Neuroglial cells are helpful in repairing.
  7. Nervous system is studied in three parts -

120_nervous system chart.png

Note :- Group of neuron in CNS is called nucleus.


Related Discussions:- Nervous system

Explain taxonomic concepts and their development, Explain Taxonomic Concept...

Explain Taxonomic Concepts and Their Development? The history of classification is an exciting aspect of plant taxonomy. The discovery of the use of plants for food and later

Trinomial systeem of nomenclature, can you tell 10 examples of trinomial sy...

can you tell 10 examples of trinomial system of nomenclature?

Tautomeric shifts, The original DNA sequence when ,transcribed and translat...

The original DNA sequence when ,transcribed and translated would yield five successive valine residues. But the altered sequence would correspondingly read one aspartate and four s

How are cnidarian characterized, Q. Cnidarian identity card. How are they c...

Q. Cnidarian identity card. How are they characterized according to instance of representing beings, basic morphology, kind of symmetry, germ layers and coelom, digestive system, r

What is polyembryony, What is polyembryony? Polyembryony is the phenome...

What is polyembryony? Polyembryony is the phenomenon in which a single embryo in its initial embryonic stage separates itself forming many new individuals of the similar sex an

what is the optimum temperature for catalyses, Explain What is the optimum...

Explain What is the optimum temperature for catalyses? Ans) For any chemical reaction, the reaction rate enhances with temperature, so the higher the temperature, the earlier t

Preprocedure care, BRONCHOSCOPY: Bronchoscopy is the passage of lighte...

BRONCHOSCOPY: Bronchoscopy is the passage of lighted bronchoscope into the bronchial tree. Bronchoscopy may be performed with  rigid steel of flexible fiberoptic instruments.

Threatened species - wildlife, Threatened Species - Wildlife Many plan...

Threatened Species - Wildlife Many plant and animal species are threatened by the possibility of extinction. However, the seriousness of the threat varies. For example, a spec

Define nutritional needs of the elderly, Define Nutritional Needs of the El...

Define Nutritional Needs of the Elderly? In this, we learnt about the nutritional needs of the elderly, and in doing so we have also focused on many other aspects such as who d

Consumers - biotic components, Consumers - Biotic Components These ar...

Consumers - Biotic Components These are also called as phagotrophs or heterotrophs. The organisms grouped under this category cannot manufacture their own food but obtain the

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd