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    Question

    Which endocrine gland requires iodine to synthesize a

    particular hormone, whose deficiency may cause goitre disease?
    A Hypothalamus Correct Answer Incorrect Answer
    B Pancreas Correct Answer Incorrect Answer
    C Thymus Correct Answer Incorrect Answer
    D Thyroid gland Correct Answer Incorrect Answer

    Solution

    The thyroid gland requires iodine to synthesize thyroxine (T4) and triiodothyronine (T3). Iodine deficiency leads to hypothyroidism and the development of goitre. Information Booster:       

    1. Thyroid hormones regulate metabolism, growth, and development.
    2. Iodized salt is a common source of iodine to prevent deficiency.
    3. Goitre results in the visible swelling of the neck due to thyroid enlargement.

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