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 the clinical manifestations for obesity, Explain the Clinical manif...

Explain the Clinical manifestations for Obesity? You must have observed that your overweight friends and colleagues seem to have less energy which makes them an easy prey for f

Most appropiate hypothesis about the origin of life on earth, What is the m...

What is the most accepted hypothesis about the origin of life on earth? How does it compare to the other main hypotheses? The heterotrophic hypothesis is the strongest and most

Explain manifests dominant phenotype, Why can the crossing of an individual...

Why can the crossing of an individual that manifests dominant phenotype with another that manifests recessive phenotype (for the same trait) determine whether the dominant individu

Intermediate filaments - cytoskeletal structures, INTERMEDI A T E FILAME...

INTERMEDI A T E FILAMENTS These are non-living structures. Made up of different types of protein eg. Keratin, synemin, desmin and vimentin. These are divided into four

Explain the anthropometric measurements, Anthropometric measurements An...

Anthropometric measurements Anthropometry is the study of the measurement of the human body in terms of the dimensions of bone, muscle, and adipose (fat) tissue. Anthropometric

How primarily energy deficiency cause pem, How Primarily Energy Deficiency ...

How Primarily Energy Deficiency cause PEM? Surveys on preschool children in different parts of the country reveal that PEM is primarily due to dietary energy deficiency arising

How to defibrillate, How to Defibrillate? Three shocks should be given...

How to Defibrillate? Three shocks should be given initially in a 200J - 200J - 360J sequence. For most recoverable situations, 200J would be adequate and results in least myco

Vesicular exanthema, Vesicular exanthema Vesicular exanthema of pigs close...

Vesicular exanthema Vesicular exanthema of pigs closely resembles foot-and-mouth disease in these animals. The virus causing the disease belongs to the genus Calicivirus in the fa

What are the characteristics of soil, What are the characteristic of Soil ...

What are the characteristic of Soil It is commonly conceived as a plane at right angles to the surface. The upper part of a soil profile above the parent material in which proc

Types of lysosomes, TYPE S OF LYSOSOMES (1 )      Primary Lysosomes ...

TYPE S OF LYSOSOMES (1 )      Primary Lysosomes or storage granules or protolysosome - The primary lysosomes are smaller in size, they contain hydrolytic enzyme in the form

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