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

Explain pullulan, Pullulan Pullulan is a water soluble edible microbial...

Pullulan Pullulan is a water soluble edible microbial polysaccharide consisting of Maltotriose units (α 1 → 6), as shown in  the figure 2.12. It is produced by yeast  Aureobasi

Approximate composition of human tissue, Approximate Composition of Human T...

Approximate Composition of Human Tissue Table gives the approximate composition of human tissue. We all know that carbon, oxygen, hydrogen are present in water and other organ

Placentation, In unilocular ovary with a single ovule tje placentation is??...

In unilocular ovary with a single ovule tje placentation is??

Define the cell structure and function, Cell structure and function All...

Cell structure and function All organisms, whether simple or complex, plants or animals. are composed of cells. For example, a bacterium or an amoeba is made up of just one cel

What are the functional properties of gums, What are the functional propert...

What are the functional properties of gums that are considered to be important in food industries? The functional properties of gums that  are considered to be important in foo

What vector foce does particle b then exert on a, A charged particle A exer...

A charged particle A exerts a force of 2.39uN to the right on charged particle B when the particles are 12.3 mm apart. Particle B moves straight away from A to make the distance be

Carbohydrates requirement during diabetes, Q. Carbohydrates requirement dur...

Q. Carbohydrates requirement during diabetes? Carbohydrates: These to a large extent depend on the food habits. Complex carbohydrates with more fibre are recommended to simple

What do you understand by herbarium ethics, Q. What do you understand by He...

Q. What do you understand by Herbarium ethics? You should also know that herbaria provide us with policy statements including such information as 1) filing arrangements, 2) res

Eye lens, LEN S -  In lumen of eye ball, a large colourless, transp...

LEN S -  In lumen of eye ball, a large colourless, transparent, more convex on back side, lens present covered by lens capsule. When white tissues are formed in it, it b

Fundamental structure of a virus, Q. What is the fundamental structure of a...

Q. What is the fundamental structure of a virus? Viruses are constituted of genetic material RNA or DNA covered by a protein capsule also known as a capsid. Some viruses, like

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