Question

The most common cause of iodine deficiency is ___
(A) ​excess alcohol intake.
(B) ​overconsumption of other trace elements.
(C) overconsumption of anti-thyroid substances.
(D) ​insufficient intake of iodine from foods.
(E) pituitary deficiencies of thyroid-stimulating hormone.

Answer 1

Answer: Option D

Explanation: Less than normal level of iodine in the food can cause hypothyroidism and more than normal level of iodine in body can cause hyperthyroidism.These condition can lead to many metabolic disorders in the body.

The food that we eat also helps in maintaining the normal iodine level to prevent hypothyroidism or hyperthyroidism. In sufficient amount of iodine in the blood is responsible for its deficiency.

This is because food is the primary source by which the body gets iodine.