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

Tissue, Why lymph is called the middle man of our body?

Why lymph is called the middle man of our body?

Classification of biomaterials, Biomaterial is defined, in the broader sens...

Biomaterial is defined, in the broader sense, as any pharmacologically inert material that is capable of interacting with a living organism without causing adverse reactions either

What are biotic factors, What are biotic factors? The Biotic factors ar...

What are biotic factors? The Biotic factors are living beings (plants, microorganisms and animals) that are part of a given environment.

Emf, In a neuron with a resting potential of -65 mV, the distribution of wh...

In a neuron with a resting potential of -65 mV, the distribution of which ion across the neuronal membrane represents the greatest potential electromotive force (EMF)? A. Potassiu

Assessment of tubercular meningitis, Assessment   For assessment of cli...

Assessment   For assessment of clinical manifestation of the disease you need to understand three stages of clinical course of the disease which are as follows:  Prodromal

Animal, what is hte structure of a live ina cow?

what is hte structure of a live ina cow?

Sub xyphoid pericardial window -types of surgery, Sub Xyphoid Pericardial W...

Sub Xyphoid Pericardial Window :  It could be done under local or general anaesthesia. A small vertical midline incision is made over the xyphoid process on to the linea alba

Immunity, We have no antibodies against any blood group when we are born st...

We have no antibodies against any blood group when we are born still we say that some blood groups are incompatible for us.why?

Explain night blindness - micronutrient deficiencies, Explain Night Blindne...

Explain Night Blindness - micronutrient deficiencies? Night blindness is the earliest symptom of Vitamin 'A' deficiency. The reduction in the supply of vitamin A aldehyde i.e.

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