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

Digestion, Adsk question #Minimum 100 words accepted#saliva enzyme

Adsk question #Minimum 100 words accepted#saliva enzyme

What is phylum hemichordata, What is Phylum Hemichordata ? The name "he...

What is Phylum Hemichordata ? The name "hemi"; (meaning "half") provides a clue to these animals, which have some of the features of chordates, and some features that are chara

Citrate levels would be low in the cytosol, When the ratio of insulin to gl...

When the ratio of insulin to glucagon is >1, which is the following is true with regards to fatty acid synthesis? -malonyl CoA will inhibit carnitine palmitoyl transferase 1

What are the respective functions of homologous chromosomes, What are the r...

What are the respective functions of the separation of homologous chromosomes and of the separation of identical chromatids in meiosis? The separation of homologous chromosomes

Define health effects related to probiotics, Define Health Effects related ...

Define Health Effects related to Probiotics? Several lines of evidence support the conclusion that normal gut microflora are involved in resistance to disease, especially gastr

How is the cerebrum anatomically divided, Q. How is the cerebrum anatomical...

Q. How is the cerebrum anatomically divided? The cerebrum is divided into two cerebral hemispheres, the left and the right. Each hemisphere is made of four cerebral lobes: pari

Canine distemper, Canine distemper Canine distemper, a highly contagio...

Canine distemper Canine distemper, a highly contagious disease of dogs, is caused primarily by air- borne virus which belongs to the genus Morbillivirus in family Paramyxoviri

Define iron deficiency anaemia during pregnancy, Define Iron deficiency ana...

Define Iron deficiency anaemia During pregnancy? Iron deficiency anaemia (microcytic hypo chromic anaemia) is widespread among adolescents and young women during their reproduc

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