--%>

Thyroid-stimulating hormone blood level in hypothyroidism

What occurs to the TSH (or thyroid-stimulating hormone) blood level in the hypothyroidism? Why is there enlargement of thyroid in the endemic goiter disease?

E

Expert

Verified

Whenever there is low T3 and T4 secretion through thyroid, the TSH secretion by the hypophysis is much stimulated and the TSH blood level rises. The raise in the TSH availability promotes the growth of thyroid gland. The thyroid swelling is a reaction of a tissue which tries to compensate the functional deficiency by making the gland raises its size.

   Related Questions in Biology

  • Q : Gametogenesis in female and in male

    Concerning events throughout the periods of life how dissimilar is the gametogenesis in female and in male?

  • Q : Function of myelin sheath Describe the

    Describe the function of myelin sheath? Do all axons exist in myelin sheath?

  • Q : Effect of the increase in demand Assume

    Assume the demand for bananas increases. Describe how the price of bananas adjusts after the increase in demand.If the demand for bananas increases, a shortage is developed at the original equilibrium price. It means there will be upward press

  • Q : Inverted Image in front of retina As

    As visual images are projected in the inverted manner on retina why we don't see the things upside down?

  • Q : Sickle cell anemia In sickle cell

    In sickle cell anemia, a genetic disease, there is replacement of one amino acid by other in one of the four polypeptide chains of hemoglobin. In this situation are all structural levels of the protein altered?

  • Q : Competitive advantage - Porter’s five

    Competitive advantage - Porter's five forces Another useful assessment of the current situation uses a model, again developed by Michael Porter called Porter's five forces. The model looks at the market forces that each product has

  • Q : What is geothermal energy What do you

    What do you mean by the term geothermal energy? Briefly describe it.

  • Q : Swimming techniques in osteichthyes and

    How swimming strategies are different in the osteichthyes and in chondrichthyes? Why sharks are required to agitate their body to swim whearas bony fishes do not?

  • Q : What is the chromosome area What is the

    What is the chromosome area where the centromere is situated is termed as? How are chromosomes categorized in relation to the place of their centromere?

  • Q : Difference between versions of 5.o and

    Difference between versions of 5.o and ecc6.0: There is several diff. b/w ECC5.0 & ECC6.0. Some are ECC5.0 accept only Oracle 9i while ECC6.0 accept Oracle 10g, In ECC5.0 we can utilizes hard disk space 100 to