Neurosecretory systems, Biology

Assignment Help:

Neurosecretory Systems

Almost all groups of multicellular animals have been investigated to find out if neurosecretory cells are present in them. Such investigations have shown that these cells are located either in brain or ganglia.

2294_Neurosecretory Systems.png

  Figure:  Brain neurosecretory cell -corpus cardiacum -corpus allatum system of a generalized Insect.

However, discrete neurosecretory systems made of neurosecretory cells with their axonal tracts and axon termini forming neurohemal organs have been found among non-chordates only in certain groups. These systems are best known among arthropods, especially in insects and crustaceans.


Related Discussions:- Neurosecretory systems

Regulation of hmp pathway, Regulation of HMP Pathway The following fact...

Regulation of HMP Pathway The following factors play an important role in regulation of HMP pathway: a)  The first  reaction of this pathway catalysed by glucose-6-phosphate

Carbohydrates requirement during myocardial infarction, Q. Carbohydrates re...

Q. Carbohydrates requirement during myocardial infarction? The protein intake generally remains the same as per the RDI i.e. 1.0 gm protein per kg body weight per day. Adequate

Describe pulsation in cardian examination, Describe Pulsation in cardian ex...

Describe Pulsation in cardian examination? 1) Apex impulse; lowest and outermost point of definite cardiac pulsation. 2) Prominent pulsations in left parasternal region suggest

Define two major aspects of nutrition economics, Define two major aspects o...

Define two major aspects of nutrition economics? There are two major aspects of nutrition economics. These aspects are: 1) Quantities of food commodities and their developme

Starch, why is it necessary to grind the food samples before testing?

why is it necessary to grind the food samples before testing?

Why does the ingestion of vegetable fibers improve the bowel, Why does the ...

Why does the ingestion of vegetable fibers improve the bowel habit in people that suffer from hard stools? Some types of plant fibers are not absorbed by the intestine but play

Explain diseases of pericardium, Q. Explain Diseases of pericardium? Pe...

Q. Explain Diseases of pericardium? Pericardium is the sac covering the heart. Pericardium consists of two layers-the visceral pericardium (epicardium) and the parietal pericar

Similaritie and difference between lamarckism and darwinism, What are the f...

What are the fundamental similarities and differences between lamarckism and darwinism? Both darwinism and lamarckism are evolutionary theories as opposed to fixism, both admit

Pathophysiology of endocrine system, What is the relation between posterior...

What is the relation between posterior pituitary gland and diabetes insipidus?

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