Thymus, Biology

Assignment Help:

THYMUS -

It is derived from the endoderm of the embryo.

Structure. The thymus gland is located in the upper part of the thorax near the heart. It is a soft, pinkish, bilobed mass of lymphoid tissue. It is a prominent gland at the time of birth but it gradually atrophies In the adult.

Hassall's corpuscles are spherical or oval bodies present in the thymus. They are phagocytic in function.

Hormone. Thymus secretes a hormone named thymosin which stimulates the development of certain kinds of white blood cells involved in producing immunity. It also hastens attainment of sexual maturity.

Thymosin hormone stimulates the lymphocytes to destroy the antigens produced by bacteria or pathogen. It self may be destroyed by these lymphocytes.


Related Discussions:- Thymus

Opium and morphine, OPIUM - Opium is milky latex obtained by incisin...

OPIUM - Opium is milky latex obtained by incising the unripe capsule of white poppy ( Papave r somniferum family paprarecea) It has eaten or smoke. Generally it

Rate of transport with increasing solute, Based on the information given in...

Based on the information given in each description, determine if the transporter is likely a channel or a carrier. This transporter shows increasing rate of transport with increasi

Knocking and octane number, Mixture of gasoline and air is used as fuel in ...

Mixture of gasoline and air is used as fuel in internal combustion engine. It is highly compressed and then ignited. 1.      The process involves four strokes : 2.      The f

Why are vaccines used in the prevention of infections, Why are vaccines use...

Why are vaccines used in the prevention but not in the treatment of infections? Why can antivenom serums be used in prevention and treatment? Vaccines are not used in the treat

Explain zanamivir, Zanamivir  (Relenza) Started within 2 days after on...

Zanamivir  (Relenza) Started within 2 days after onset of symptoms, this orally inhaled neuraminidase inhibitor can shorten the duration of illness and may decrease the incide

Explain increased fibrinogen levels-thrombogenic factors, Explain Increased...

Explain Increased Fibrinogen Levels and Other Thrombogenic Factors ? Thsombogenesis is an important component in the pathological process of atherosclerosis and so it is not s

How emulsion can stabilized, How emulsion can stabilized Emulsions can ...

How emulsion can stabilized Emulsions can be stabilized by the use of emulsifiers, finely divided particles adsorbed at the interface and water dispersible hydrocolloids. Emuls

Define the density of egg, Define the density of egg  The density of e...

Define the density of egg  The density of egg products is not affected by dehydration. When a dried egg product is reconstituted to its natural solids, it has about the same d

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