The sketch given shows a certain condition in an individual:
(iv) Iodine is required for synthesis of which hormone?

Q. The sketch given shows a certain condition in an individual:
(vi) The hormone secreted by thyroid gland is controlled from which hormone?

Q. Iodine is required for the synthesis of the hormone

Q. The sketch given shows a certain condition in an individual:
(i) Name the condition.

Q. The sketch given shows a certain condition in an individual:
(ii) What is the underlying cause of this condition?