Thymus, Biology

Assignment Help:

THYMUS -

It is derived from the endoderm of the embryo.

Structure. The thymus gland is located in the upper part of the thorax near the heart. It is a soft, pinkish, bilobed mass of lymphoid tissue. It is a prominent gland at the time of birth but it gradually atrophies In the adult.

Hassall's corpuscles are spherical or oval bodies present in the thymus. They are phagocytic in function.

Hormone. Thymus secretes a hormone named thymosin which stimulates the development of certain kinds of white blood cells involved in producing immunity. It also hastens attainment of sexual maturity.

Thymosin hormone stimulates the lymphocytes to destroy the antigens produced by bacteria or pathogen. It self may be destroyed by these lymphocytes.


Related Discussions:- Thymus

Explain the structure and functions of kidney, Explain the Structure and Fu...

Explain the Structure and Functions of Kidney You would have got a clear idea as to where the kidneys are situated. Yes, the kidneys are located in the posterior part of the ab

Gene vs mrna , Obtain the sequence for the gene and the sequence for the RN...

Obtain the sequence for the gene and the sequence for the RNA transcript in FASTA format. If there is more than one transcript choose and appropriate one and explain your choice. U

State the term - multiple sclerosis, Explain about the Multiple Sclerosis ...

Explain about the Multiple Sclerosis This is a disease characterised by the loss of myelin, largely in motor tracts but also in sensory tracts. The loss of myelin is not unifor

How oak trees affect lyme disease in humans, How does the production of aco...

How does the production of acorns by oak trees affect Lyme disease in humans?  When more acorns are produced by oak trees the populations of mice and deer that eat acorns enhan

Planning and implementation of nursing care - purpura, Planning of Nursing ...

Planning of Nursing Care   Minimise  trauma  to the child and provide safe environment.  Control bleeding.  Administer drugs.  Implementation of Nursing Care

What is neurotransmitter, What is neurotransmitter Consider Neuron B i...

What is neurotransmitter Consider Neuron B in the frog central nervous system whose plasma membrane has a previously unknown channel that is selectively conductive to a newly

What are the physio-chemical properties of vitreous, What are the physio-ch...

What are the physio-chemical properties of vitreous? PHYSIO-CHEMICAL PROPERTIES OF VITREOUS: Vitreous is a clear gel like optically empty structure. Its physio-chemical prop

What is heterophagic intracellular digestion, Heterophagic intracellular di...

Heterophagic intracellular digestion is the breaking into minute substances of external substances engulfed in the cell by pinocytosis or phagocytosis. Phagosomes or pinosomes fuse

Explain the meaning of anthropometric measures, Explain the Meaning of anth...

Explain the Meaning of anthropometric measures Anthropometric Measures mean and its uses. The term Anthropometric refers comparative measurement relating to the body structure.

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