Which of the following statements are correct regarding thyroid disorders? A. Dietary deficiency of iodine results in the enlargement of the thyroid gland. B. Hypothyroidism during pregnancy causes defective development of the baby leading to cretinism. C. Cancer of the thyroid gland can lead to abnormally high levels of thyroid hormones. D. Exophthalmic goitre is a severe form of hypothyroidism. E. Graves' disease i

Step-by-step solution

Statement A is correct. Dietary deficiency of iodine leads to hypothyroidism and enlargement of the thyroid gland, commonly known as goitre. Statement B is correct. Hypothyroidism during pregnancy causes defective development and maturation of the growing baby, leading to stunted growth (cretinism), mental retardation, low intelligence quotient, abnormal skin, deaf-mutism, etc. Statement C is correct. Cancer of the thyroid gland or development of nodules of the thyroid glands increases the rate of synthesis and sec