Medicine Decreased activity of type I 5′-monodeiodinase could lead to which physiologic effects A Increased plasma triiodothyronine (T3) B Increased plasma reverse T3 C Decreased plasma thyroxine T4 D Increased TSH 💡 Explanation Decreased activity of type I 5'-monodeiodinase could lead to which physiologic effects ✓ Correct Answer: B. Increased plasma reverse T3