Control of excretion, Biology

Assignment Help:

CONTROL OF EXCRETION -

1.      In brain hypothalamus is osmocentre that controls minerals.

2.      Cells of DCT & arterioles combien to form Juxta glomerular node, it secretes ranin that controls renal blood pressure.

3.      In defficiency of O2, some chemicals excreted from kidney that combines with globuline to form erythropoitein which stimulates erythropoisis.

4.      Endocrine regualtion - A.D.H. or vassopressin increases water absorption in nephron. On its hypoactivity diabetes insipsides (teste less urine) is caused.

  • Thyroxine decreses water absorption.
  • Aldesterone controls Na & K. Peratharmone stimulates absorption of Ca++.

Note :- ADH and Aldasteron controls quantity of urine.


Related Discussions:- Control of excretion

Can you explain likar system with electrodes, Q. Can you explain Likar Syst...

Q. Can you explain Likar System with Electrodes? The 12 lead Mason - Likar system with electrodes is used. The plastic adhesive electrodes has self contained electrode jelly in

How did the first fermenting autotrophs appeared, How did the first ferment...

How did the first fermenting autotrophs appeared? What about the first aerobic beings? A heterotrophic hypothesis asserts that the first living beings were the fermenting heter

Etiology of diarrhoea, Etiology   The causes of diarrhoea can be classi...

Etiology   The causes of diarrhoea can be classified as follows:  i)  Infectious causes   Viral  : Rota virus, Norwalk and allied viruses, Enterovirus, Influenza virus,

Microbiology, advantages of spread plate method over pour plate method

advantages of spread plate method over pour plate method

Explain about dietary management, Q. Explain about Dietary Management? ...

Q. Explain about Dietary Management? Treatment for gout often include a diet of lower purine intake. Indeed, about one third of the body's uric acid can be attributed to diet.

Drug dependence, DRUG DEPENDENCE - Some drugs are prescribed by doctor ...

DRUG DEPENDENCE - Some drugs are prescribed by doctor for the prevention or treatment of a disease. Some drugs are used for long periods. A person becomes addict to these

Difference between the concepts of karyotype and genome, What is the differ...

What is the difference between the concepts of karyotype and genome? Genome is the set of DNA molecules that characterizes each living being or every species. The concept then

ATP FORMATION, what compound is phosphorylated for ATP? what is the resulti...

what compound is phosphorylated for ATP? what is the resulting compound when ATP releases energy

Explain about the vacuum evaporators, Explain about the Vacuum Evaporators?...

Explain about the Vacuum Evaporators? It is common to construct various vacuumised vessels in series that is why the product moves from one vacuum chamber to the next and thus

Proteins of animal origin - shell fish, Proteins of Animal Origin - Shell F...

Proteins of Animal Origin - Shell Fish Shell Fish: Information on shellfish is fragmentary and incomplete. In shell fish, the shell comprises of a large portion of live weight

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