iodine

Question 1

what are the sources of iodine

Answer 1

-seafood

-meat

-eggs

-seeds

Question 2

what are the biological functions of iodine

Answer 2

-aids the manufacture of the hormone thyroxine in the thyroid which regulates metabolism

-essential for normal growth and development during gestation and childhood

-maintains the thyroid gland, preventing swelling and breathing difficulties

Question 3

what are the effects of deficiency of iodine

Answer 3

-reduced BMR increasing the risk of obesity due to a lack of thyroxine

-stunted or delayed physical or mental growth in children

-goitre, an abnormal enlargement of the thyroid gland in the neck