Which Statement Is NOT True About the Thyroid Gland

question 9

Multiple Choice

Which statement is NOT true about the thyroid gland?

• A) Thyroid volumes increase with age and body weight, as well as in patients with acute hepatitis and those living in regions deficient in iodine.
• B) It is an endocrine gland that secretes triiodothyronine (T3), thyroxine (T4), and calcitonin.
• C) It is an exocrine gland that secretes triiodothyronine (T3), thyroxine (T4), and iron.
• D) The normal mean thyroid volume is 18.6 ± 4.5 ml (± SD), which converts to a 18.6-g gland.

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