Neuron, Biology

Assignment Help:

It arises from a one embryonic cell known as neuroblast

Types of neuron:
 According to number of process¬
(a) Unipolar: Only axon is there. e.g. mesencephalic nucleus.
(b)    Pseudounipolar: Only axon is there but it gets seperate to form dendron also." e.g. sensory ganglia.
(c)    Non-polar: Only cyton is there. e.g. Hydra and other cnidarians.
(d)    Bipolar: One axon and one dendron is there. e.g. retinal and cochlear ganglia.
(e)    Multipolar: One axon and various dendrons are there.

e.g. most of the neuron of the body.


Related Discussions:- Neuron

What is lamarckism, What is lamarckism? Lamarckism is the theory that u...

What is lamarckism? Lamarckism is the theory that unites the law of use and disuse with the law of the transmission of acquired characteristics, i.e., that asserted that acquir

Foetal maceration and mummification, Foetal maceration and mummification ...

Foetal maceration and mummification Foetal mummification occurs when the foetus dies in the uterus in the absence of air and bacterial contamination and the cervix remains tig

Explain concept of digestion of proteins, Digestion of Proteins The pr...

Digestion of Proteins The proteolytic enzymes secreted  by  gastric juice, pancreatic juice  and  intestinal juice cause the hydrolysis of proteins in  the gastrointestinal tra

Explain the disadvantages of fixation, Explain the Disadvantages of Fixatio...

Explain the Disadvantages of Fixation? Fixation has following disadvantages also. These are highlighted herewith: (i) It distorts the cell's appearance. (ii) Motility can

Are protozoans presenting pulsatile, Q. Are protozoans presenting pulsatile...

Q. Are protozoans presenting pulsatile or contractile vacuoles easily found in fresh or in salt water? Fresh water is the less concentrated of solutes than sea water and it fre

Describe methods of diagnosing chromosome abnormalities, Explain the differ...

Explain the difference between numerical chromosome abnormalities and single gene disorders. Describe methods of diagnosing chromosome abnormalities prenatally and after birth. How

Diagrams, excretary organ of whale

excretary organ of whale

Protonephridia and metanephridia, Protonephridia and Metanephridia Ne...

Protonephridia and Metanephridia Nephridia take place in two major forms - the protonephridium and metanephridium. Protonephridia are found in flat worms. The protonephridial

How are gases exchanged in sponges, How are gases exchanged in sponges? ...

How are gases exchanged in sponges? The gas exchange in sponges occurs by diffusion from the external to the cells that absorb molecular oxygen and release carbon dioxide.

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