Thymus gland, Biology

Assignment Help:

THYMUS GLAND

  1. Flat, bilobed gland located in the mediastinal space in front of heart.
  2. Well developed in new born child and grows upto puberty but starts degenerating thereafter at 25 years of age, it disappears.
  3. Parenchyma contains numerous lymphocytes undergoing proliferation and maturation forming different types of T- Iymphocytes which later migrate to spleen, lymph nodes, Peyer's patches etc. and remain stored there or some are also retained in circulating blood.
  4. Secretes a hormone, thymosin, which activates lymphocytes.

Related Discussions:- Thymus gland

What is a biome, What is a biome? A biome is a prevailing ecosystem con...

What is a biome? A biome is a prevailing ecosystem constituted by same biotic and abiotic factors present in one or more regions of the planet.

Illustrate the applications of vitamin B6, Illustrate the Applications of v...

Illustrate the Applications of vitamin B 6 The heating processes employed in the industry for the sterilization of milk based formulations will greatly reduce their vitamin B

What is kingdom plantae or how organism included in plantae, What is Kingdo...

What is Kingdom Plantae and what organism included in Plantae? Kingdom Plantae :  includes organisms that are eukaryotic, multicellular, photosynthetic. Their cells also cont

Choline, CHOLINE Found in egg liver & kidney. Synthesized in body...

CHOLINE Found in egg liver & kidney. Synthesized in body with acetyle coA. It forms acetylcholine. Deficiency causes damage to kidney.

Explain the chemical properties of milk, Explain the chemical properties of...

Explain the chemical properties of milk Autoclaving milk, wherein temperature of around 121 o C is achieved, causes browning. The brown colour is due to the heat effecting an i

Kingdom protists, phyla of animal like protists that have free living membe...

phyla of animal like protists that have free living members

glycolysis, explain glycolysis briefly? elaborat

explain glycolysis briefly? elaborate

Cryptosporidiosis, Cryptosporidiosis Cryptosporidiosis, a protozoan diseas...

Cryptosporidiosis Cryptosporidiosis, a protozoan disease of the intestinal tract, is caused by Cryptosporidium parvum and Cryptosporidium muris. It infects man, dog, cat, calves,

Hormones secreted by adrenal gland, Hormone s . Cortical steroids (cortico...

Hormone s . Cortical steroids (corticoids-hormones of adrenal cortex) are grouped into three catagories : mineralocorticoids, glucocorticoids and gonadocorticoids. (i) Mine

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