Which of the Following Statements Is True of Antithyroid Drugs

question 6

Multiple Choice

Which of the following statements is true of antithyroid drugs such as propylthiouracil and methimazole?

• A) Antithyroid drugs inhibit the incorporation of iodide into tyrosine and the condensation of monoiodotyrosine and diiodotyrosine.
• B) Antithyroid drugs cannot be easily absorbed into the thyroid gland after oral use.
• C) Antithyroid drugs stimulate the thyroid to secrete more T₃ and T₄.
• D) Antithyroid drugs inhibit the anterior pituitary from secreting TSH (thyroid-stimulating hormone) into the bloodstream.

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