Question

Deficiency of iodine is more common in mountainous region. why​

Answer 1

Answer:

Iodine deficiency is most prevalent in persons living in mountainous areas, where the soil and therefore the food and water contain very small amounts of iodine. ... When iodine intake is low, thyroid hormone production decreases. This results in an increase in thyrotropin secretion by the pituitary gland.

Answer 2

Iodine deficiency is most prevalent in persons living in mountainous areas, where the soil and therefore the food and water contain very small amounts of iodine. ... Increased thyrotropin secretion stimulates the thyroid to take up more of the iodine that is available, using it to produce thyroid hormone.