$Graves'$ disease is caused by:

  • A
    Hyperactivity of the thyroid gland
  • B
    Hypoactivity of the adrenal cortex
  • C
    Hyperactivity of the adrenal medulla
  • D
    Hypoactivity of the islets of $Langerhans$

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Similar Questions

Write a short note on the disorders/diseases of the thyroid gland.

The hormone that decreases the level of calcium in the blood is -

$A -$ Thyroid gland secretes a protein hormone called thyrocalcitonin $(TCT)$,which regulates the blood calcium levels.
$R - TCT$ is a hypercalcemic hormone.

'Cretinism' is due to less secretion of:

Which of the following statements is correct?

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