Q6 of 39 Page 126

Name the hormone that helps in cell - mediated immunity.

Thymosin

It helps in maturation of T- cells and differentiation of T-cells. It retards the aging process and plays an important role in regulating the immune system by stimulating other kinds of immune cells as well and also responsible for growth during childhood.


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4

Name the only hormone secreted by pars intermedia of the pituitary gland.

 5

Name the endocrine gland that produces calcitonin and mention the role played by this hormone.

 7

What is the role of second messenger in the mechanism of protein hormone action?

 8

State whether true or false:

a. Gastrointestinal tract, kidney and heart also produce hormones.


b. Pars distalis produces six trophic hormones.


c. B-lymphocytes provide cell-mediated immunity.


d. Insulin resistance results in a disease called diabetes mellitus.