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 course of events during spontaneous blinking, Explain about the...

Explain about the course of events during spontaneous blinking. Course of Events during Spontaneous Blinking: Given ate the course of events which take place in the

Nursing assessment of acute renal failure, Nursing Assessment If the ...

Nursing Assessment If the cause is due to hypovolemia you may observe the child for dry mucus membrane, poor skin turger, hypotension and oliguria. You should also observe

Describe different animal groups, Describe different animal groups a) C...

Describe different animal groups a) Could  comprehensively  compare  and  contrast  the  behaviours  exhibited  by  social animals rather than describe different animal groups

What is osmotic pressure, Osmotic pressure is the pressure formed in a aque...

Osmotic pressure is the pressure formed in a aqueous solution by a region of lower solute concentration upon a region of superior solute concentration forcing the passage of water

Reproduction, site of fertilistion in human

site of fertilistion in human

Explain vulvovaginal candidiasis, Vulvovaginal candidiasis  Vulvovagina...

Vulvovaginal candidiasis  Vulvovaginal candidiasis is not sexually transmitted, but is often found incidentally in women with STIs. Many remedies are available for vulvovaginal

Illustrate thallium scintigraphy, Q. Illustrate Thallium Scintigraphy? ...

Q. Illustrate Thallium Scintigraphy? It is often done with SPECT (single photon emission computed tomography) which further increases the sensitivity. However, a stress test w

Phylum , General characteristics of phylum

General characteristics of phylum

Patterns & Mechanisms of Evolution, What types of individuals in a populati...

What types of individuals in a population are represented by the two ends of a bell curve?

How much calories in dried fruits, How much calories in Dried fruits Dr...

How much calories in Dried fruits Dried fruits are exceptionally rich in calories and they supply significant amounts of minerals. Of the vitamins found in fruits, β-Carotene a

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