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

Agro-industrial byproducts, Agro-industrial byproducts Agro-industrial...

Agro-industrial byproducts Agro-industrial by-products in Southeast Asia are available in plenty, due to the emphasis on crop cultivation. By-products of agro-industries repre

Evaluate the texture of various foods, Q. Evaluate the texture of various f...

Q. Evaluate the texture of various foods? A number of instruments are available to evaluate the texture of various foods. Brief discussions on these instruments follow. Cons

Common symptoms linked to lactose intolerance, Q. Common symptoms linked to...

Q. Common symptoms linked to lactose intolerance? Common symptoms linked to lactose intolerance include: 1. Anorexia and nausea. 2. Intestinal distension 3. Abdominal

Explain about anabolism, Q. Explain about Anabolism? Anabolism is a pro...

Q. Explain about Anabolism? Anabolism is a process of synthesis or making of larger or complex molecules from smaller molecules. The molecules are of different kinds like hormo

Define the nutritional needs of microorganisms, Define the Nutritional Need...

Define the Nutritional Needs of Microorganisms? About 95% of dry cell weight of microorganisms is constituted by macro elements. These are carbon (C), nitrogen (N), oxygen (O),

Define nutrient requirements and principles of meal planning, Define nutrie...

Define nutrient requirements and principles of meal planning? In this , we started our discussion with the school age and its characteristics. We learnt about the physical grow

Epimorphic regeneration, Epimorphic Regeneration In this sort of regen...

Epimorphic Regeneration In this sort of regeneration the lost part is reformed and restored via the growth of a bud or blastema from the remaining part of the organism followe

Which are growth tissues of plants, Which are growth tissues of plants? How...

Which are growth tissues of plants? How do they categorize and where can they be found? Growth tissues of the plants are the meristems. The Meristems are the tissues that produ

Monitoring of risk management, Monitoring of risk management Assessment...

Monitoring of risk management Assessment of effectiveness  of measures taken, and review risk  management  and/or assessment,  as  necessary. The outcome of the risk evaluation

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