What is the peripheral nervous system, Biology

Assignment Help:

Define the Peripheral Nervous System (PNS)

Peripheral nervous system consists of cranial and spinal nerves.

There are twelve pairs of cranial nerves. They arise from brain. Most of them arrive from brain stem. There are the thirty one pairs of spinal nerves arising from spinal cord. They have been named and numbered according to the vertebral region they belong to. Thus there are eight pairs of cervical spinal nerves from C1 to C8, twelve pairs of dorsal nerves from D1 to D12, five pairs of lumbar spinal nerves from L1 to L5, five pairs of sacral nerves from S1 to S5 and one pair of coccygeal nerve.

 


Related Discussions:- What is the peripheral nervous system

What are the classes of lipoproteins in the blood, Q. What are the classes ...

Q. What are the classes of lipoproteins in the blood? Blood lipids (cholesterol, triglycerides and phospholipids) being insoluble in blood need a ship to travel in our body; it

Organic molecules, Organic Molecules Some organic molecules in life...

Organic Molecules Some organic molecules in life are Carbohydrates and Lipids à C, H and O Proteins à C, H, O, N & sometimes S Nucleic acids à C, H, O, N & P

Cells, what are golgi apparatus

what are golgi apparatus

Essay, Need an essay in regard to an experiment that I did. Essay Assignm...

Need an essay in regard to an experiment that I did. Essay Assignment: Experimental Design Now that you have completed several hands-on lab experiments, take a little time to con

What is the use of adrenergic receptor, Q. What is the use of Adrenergic Re...

Q. What is the use of Adrenergic Receptor? Adrenergic Receptors are also subdivided into 2 major categories: ALPHA α - or- BETA β In general, when NE (E) binds to alpha r

Vitamins requirement during myocardial infarction, Q. Vitamins requirement ...

Q. Vitamins requirement during myocardial infarction? The requirement of vitamins and minerals is largely governed by the existing nutritional status and the clinical parameter

Discuss the role of nadph in erythrocytes, Discuss the role of NADPH in ery...

Discuss the role of NADPH in erythrocytes The fragility of erythrocytes  is impaired in the absence of NADPH generation due to the deficiency of glucose-6-phosphate dehydrogena

State about the drosophila and bacteriophage, Alfred Sturtevant and Seymour...

Alfred Sturtevant and Seymour Benzer's studies of recombination in both Drosophila and bacteriophage demonstrated which of the following? A. The gene is an indivisible unit and

A -helix protein structure, a - HELIX In this intra molecular h...

a - HELIX In this intra molecular hydrogen bonds are present The polypeptide chain is spirally coiled, generally in a clock-wise or right handed fashion. Glycine

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