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 the small intestine, Explain the Small Intestine? The small int...

Explain the Small Intestine? The small intestine is made up of three sections, the duodenum, the jejunum, and the ileum. Bile from the liver and pancreatic enzymes are released

Illustrate numerical taxonomy, Q. Illustrate Numerical Taxonomy? Taxono...

Q. Illustrate Numerical Taxonomy? Taxonomy today is, in many dctails, different from what it was a generation ago. The use of computers by taxonomists has established an intere

Explain heterologous and homologous immunoglobulins, Q. What is the differe...

Q. What is the difference between heterologous and homologous immunoglobulins? Homologous immunoglobulin is the human from the same species immunoglobulin and In case of inocul

Emergency treatment of diarrhoea, Q. Emergency treatment of diarrhoea? ...

Q. Emergency treatment of diarrhoea? Emergency treatment and drug treatment: Severe dehydration is fatal and requires intravenous fluids and hence hospitalization. You have re

What is extraoral examination, Extraoral Examination It includes examin...

Extraoral Examination It includes examining the following basic structures which are related to oral cavity. TMJ: Rule out any tenderness, crepitus, clicking or snapping

Biota of the neritic oceanic zone, Biota of the Neritic Oceanic Zone T...

Biota of the Neritic Oceanic Zone This zone constitutes 75 per cent of the total oceanic area and is relatively rich in species and high in productivity owing to factors such

Enumerate about the mycotic infections, Enumerate about the Mycotic Infecti...

Enumerate about the Mycotic Infections Invasion of the nervous system by a fungus is known as a mycotic infection. A fungus is any member of a large group of lower plants (in s

Long lasting vaccine against common cold, Q. Why does not a long lasting va...

Q. Why does not a long lasting vaccine against common cold exist yet? Viruses that present a high mutation rate like the virus that causes the common cold escape easily from th

Enrobed meat products, E n r o b e d Meat Products Enrobing/coati...

E n r o b e d Meat Products Enrobing/coating of meat products with edible materials enhances the acceptability and creation of variety to meat products. Whole egg liquid,

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