Thyroid-stimulating hormone blood level in hypothyroidism, Biology

Assignment Help:

Q. What happens to the TSH (thyroid-stimulating hormone) blood level in hypothyroidism? Why is there enlargement of the thyroid in the endemic goiter disease?

When there is low T4and T3 secretion by the thyroid the TSH secretion by the hypophysis is very stimulated and the TSH blood level increases This increase in the TSH availability promotes the enlargement of the thyroid gland.

The thyroid swelling is a reaction of a tissue that tries to compensate the functional deficiency by making the gland increases its size.


Related Discussions:- Thyroid-stimulating hormone blood level in hypothyroidism

In which condition number of white blood cell decreases, The condition in w...

The condition in which there is a DECREASE in the number of white blood cells in humans is termed as: a) Leukocytosis (pron: lew-kO-sigh-toe-sis) b) Leukopenia (pron: lew-kO

What factors are altered when cells are moved, Which factors are altered wh...

Which factors are altered when cells are moved from an in vivo to an in vitro environment, and how do cells respond to these changes?

Instrument to analyse nerve system, Hi. I would like to know the type of in...

Hi. I would like to know the type of instrument used to analyse the nerve system and how it functions.

Factors affecting normal blood sugar levels, Q. Factors Affecting Normal Bl...

Q. Factors Affecting Normal Blood Sugar Levels? Earlier in our discussion, we learnt that insulin is the most important factor responsible for normal blood sugar levels. Now we

Super cooling - temperature relations in animals, Normal 0 fals...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Emergence of contemporary biology, EMERGENC E OF CONTEMPORARY BIOLOGY - ...

EMERGENC E OF CONTEMPORARY BIOLOGY - 1 .       Aristotle (384-322BC) - Greek Classified animal species and arranged them in hierarchies. Formulated 'Great chain of

Ribonucleases and deoxyribonucleases, Ribonucleases  and  deoxyribonuclea...

Ribonucleases  and  deoxyribonucleases These enzymes  are  responsible  for  the degradation of  dietary  nucleic acids. Ribonucleases  and  deoxyribonucleases secreted by  the

Epiboly of ectoderm, Epiboly of Ectoderm Like the presumptive endoder...

Epiboly of Ectoderm Like the presumptive endodermal notochordal and mesodermal cells migrate inward the areas in the epiblast vacated through them are occupied by expansion (

Define role of vitamin d in controlling gene expression, Define role of Vit...

Define role of Vitamin D in controlling gene expression? Vitamin D is a secosteroid that is metabolically activated and degraded through the actions of three cytochrome P450 hy

Pericardium, The heart is enclosed in a membranous sac called the pericardi...

The heart is enclosed in a membranous sac called the pericardium. It has two layers- the fibrous pericardium which is the outer layer and the serous pericardium that lies inside th

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