Nervous system, Biology

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.

Posted Date: 10/3/2012 1:14:44 AM | Location : United States

Related Discussions:- Nervous system, Assignment Help, Ask Question on Nervous system, Get Answer, Expert's Help, Nervous system Discussions

Write discussion on Nervous system
Your posts are moderated
Related Questions
Explain the Copper Toxicity in Human? Acute copper toxicity in humans is rare and occurs due to inadvertent consumption of copper salts. Symptoms include vomiting, diarrhoea, h

If sugar is heavier than aspartame, then the can of regular soda will sink. How will you test this hypothesis? Write brief descriptions of how you could test?

Define Phenolic Acids and Derivatives? Two families of phenolic acids are widely distributed in plants: a range of benzoic acid derivatives and those derived from cinnamic acid

LIVE R (HEPAR) - Largest gland of body. Weighing 1.6 kg. Form 1/40 of the body weight. Bio-chemical laboratory. Bussiest part in whole river of life. Dark reddish brown

critera for the animal classification

Explain Heat Preservation - Method of Food Preservation? The process of heating was used centuries before its action was understood. Food is heated up or cooked. Heat kills mi

Define Advantages of using Bacteria as a source of protein? Advantages of using Bacteria as a source of protein are as follow: 1. High yield of protein (60-80%) 2.

For homework, I had to prove that a certain catalyst was a protein, then tell how I would purify the protein, then tell how I would clone a human chromosomal region that contains t

The capacity to do work is known as energy. In an ecosystem energy flows through one organism to another in the form of food. The flow of energy is uni-direction and non cycle and

how do retroviruses reproduce?