Question

The disorder caused by the deficiency of iodine.

Answer 1

Goiter:

1. It is the enlargement of the thyroid gland due to inflammation.
2. It occurs as a lump in front of the neck which moves up and down when one swallows.
3. Iodine is essential for the production of thyroid hormones.
4. If there is a deficiency of iodine, the pituitary gland signals the thyroid gland to make more hormones which results in an increase in the size of the thyroid gland.