Insufficient secretion of iodothyroxine in adults causes____________?
Correct answer: A. Myxedema
- A. Myxedema
- B. Cretinism
- C. Goiter
- D. Exopthalmic goiter
Explanation
Low secretion of thyroid hormones in an adult causes myxedema, producing reduced metabolic activity and symptoms such as lethargy and weight gain. Cretinism is the corresponding thyroid-hormone deficiency during childhood, while goiter is enlargement of the thyroid and may have several causes.
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