Pituitary disorders, Biology

Assignment Help:

PITUITARY DISORDERS -

(a) Pituitary Dwarfism. It is caused by the deficiency of growth hormones (GH) from childhood. It is characterised by small but well porportioned body and sexual immaturity. The dwarfs produced by the deficiency of growth hormone are different from those which are formed from the deficiency of thyroid hormone in having normal intelligence. (b) Gigantism. It is caused by excess of growth hormone from early age. It is characterised by large and well proportioned body. If size of pituitary gland increases, it affects (supresses) optic chiasma and ultimately affects vision.

(c) Acromegaly (Acro- extremity. megaly-Iarge). It is caused by excess of growth hormone after adult size is reached. It is characterised by disproportionate increase in size of bones of face, hands and feet.

(d) Kyphosis - In old age by extra secretion of GH.

(e) Diabetes insipidus. It is caused by the deficiency of ADH. It is characterised by excessive excretion of dilute urine.


Related Discussions:- Pituitary disorders

Deficiency diseases-evaluation of production diseases, Evaluation of produc...

Evaluation of production diseases Generally, production diseases are acute states and respond dramatically to administration of a deficient nutrient or metabolite. The nutriti

Pineal gland, PINEAL GLAND (EPIPHYSIS CEREBRI) - It develops from th...

PINEAL GLAND (EPIPHYSIS CEREBRI) - It develops from the ectoderm of the embryo. The pineal gland is located between the cerebral hemispheres, where it protrudes from the

Birth control - temporary methods, BIRT H CONTROL - Birth control meth...

BIRT H CONTROL - Birth control methods which deliberately prevent fertilization are contraception. These methods may be temporary or permanent. 1 .       TEMPORARY MET

Ecosystem degradation and wildlife, Ecosystem Degradation and Wildlife ...

Ecosystem Degradation and Wildlife Man is an animal with ecological requirements just like any other animal. It constantly needs a source of energy and.minera1 nutrients for i

Explain the lateral and the apical buds of the plants, What is the differen...

What is the difference between the lateral and the apical buds of the plants? Lateral buds are portions of meristematic tissue situated in the base of the shoots. Apical bud

Define management & prognosis of root perforation, Define Factors Affect Ma...

Define Factors Affect Management and Prognosis of Root Perforation Time Location of defect in relation of crestal bone Level of perforation Size Periodo

What is leaf cuticle, What is leaf cuticle? Leaf cuticle is a thin waxy...

What is leaf cuticle? Leaf cuticle is a thin waxy layer made of waxes and cutin on the outer surface of the leaf epidermis. Its function is near control the cellular transpirat

State the process of metabotropic receptors, State the process of metabotro...

State the process of metabotropic receptors Consider a system that contains two neurons and one cardiac SA node cell in a culture dish bathed in normal physiological saline.  A

How much carbohydrates taken for management of obesity, How much Carbohydra...

How much Carbohydrates taken for management of obesity? Carbohydrates in the form of non-starch poly-saccharides provide bulk and satiety value to the reducing diet. They are a

Optical defects of eye, Give an introduction for optical defects, of eye fo...

Give an introduction for optical defects, of eye for an assignment?

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