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  • Choose the incorrect statement regarding thymus gland  Option: 1 Thymus gland is a lobular structure loc

Choose the incorrect statement regarding thymus gland

 

Option: 1

Thymus gland is a lobular structure located between lungs behind sternum on the ventral side of the aorta.

 


Option: 2

The thymus is degenerated in old individuals resulting in a decreased production of thymosins

 


Option: 3

Thymus gland secretes the steroid hormone called thymosin 

 


Option: 4

Thymosins play a major role in the differentiation of T-lymphocytes, which provide cell-mediated immunity

 


Answers (1)

best_answer

Thymus Gland -

  • The thymus gland is a lobular structure located between lungs behind sternum on the ventral side of the aorta.
  • It is derived from the endoderm.
  • The thymus plays a major role in the development of the immune system.
  • This gland secretes the peptide hormones called thymosins. 
  • Thymosins play a major role in the differentiation of T-lymphocytes, which provide cell-mediated immunity. 
  • In addition, thymosins also promote the production of antibodies to provide humoral immunity. 
  • The thymus is degenerated in old individuals resulting in a decreased production of thymosins. 
  • As a result, the immune responses of older persons become weak.
     

-Hence, the correct option is Thymus gland secretes the steroid hormone called thymosin 

 

 

 

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