Synapse, Biology

Assignment Help:

SYNAPSE -

The point where 2 neurons combine is synapse.

It is of 2 types -

(i) Axosomic (between axon & cyton)

(ii) Axodendric (between axon & dendron)

Axon is termed as pre synaptic terminal while dendron is termed as post synaptic terminal.

Synapse name is given by Sir Charles Sherington.

Synapse is of 2 types -

1. Chemical             2. Electrical

S.NO.

CHEMICAL

ELECTRICAL

1.

Most common

Uncommon

2.

No direct contact between two terminal

Direct contact

3.

Synaptic cleft 10-20 nm gap

Cleft absent gap may be of .02 nm

4.

Terminal buttons present (diameter of 50 nm)

Terminal buttons absent

 

at the end of telodandria

 

5.

Transmission of impulse mediated by chemical

Transmission of impulse in electrical manner

 

called neurotransmitters

without neurotransmitters

1131_structure of synapse.png


Related Discussions:- Synapse

What are living and nonliving reservoirs, What are living and nonliving res...

What are living and nonliving reservoirs? Viruses are both living as well as non-living. They have reservoirs of genes. A one nucleotide is a unit of gene. Viral genes make use

Biochemical changes - consequences of aging, Biochemical Changes - Conseque...

Biochemical Changes - Consequences of Aging Several biochemical changes are correlated with aging. Detailed biochemical studies in rats have been carried out by Prof. M.S. Kan

Genetics, What are the Elements of Heredity and variations?

What are the Elements of Heredity and variations?

Skeleton, why do we get severe leg pains when the internal bone is cracked?...

why do we get severe leg pains when the internal bone is cracked?

Explain about the calcium and hypertension, Explain about the Calcium and H...

Explain about the Calcium and Hypertension? Chronic inadequate intake of calcium may play some role in etiologies of hypertension. Calcium deficiency has been linked to hyperte

Activation domains, Unlike  DNA  binding  domains  and  dimerization  domai...

Unlike  DNA  binding  domains  and  dimerization  domains,  no  general  structural motifs have since been identified  in the activation  domains  of diverse transcription factors.

Difference between spermatocyte i and spermatogonium, Q. What is the differ...

Q. What is the difference between spermatocyte I and spermatogonium? The male germ cells are the spermatogonia (diploid cells, 2n) situated in the testicles and they mature an

What are the risk factors for development of food allergy, What are the ris...

What are the risk factors for the development of food allergy? Having gone through the discussion above, can you identify at least one important factor leading to food allergy?

Define vaccine immunogenicity, Immunogenicity Based on immunogenicity s...

Immunogenicity Based on immunogenicity studies and experience with other vaccines, the new meningococcal conjugate vaccine (Menactra) should be highly effective in preventing m

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