In the Blood

question 61

Multiple Choice

In the blood,

• A) most T₃ and T₄ molecules are found bound to thyroxine-binding globulin (TBG).
• B) T₃ and T₄ are rapidly metabolized.
• C) T₃ is converted into T₄.
• D) T₃ but not T₄ is bound to TSH.
• E) most thyroid hormones are transported in a free form.

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