Which of the following is the most likely explanation for hypothyroidism in a patient whose iodine level is normal?
A)a disproportionate production of T3 to T4
B)hyposecretion of TSH
C)hypersecretion of TSH
D)hypersecretion of MSH
E)a decrease in the thyroid secretion of calcitonin

Question

Quizplus · Accepted Answer

Hypothyroidism with normal iodine levels is often due to hyposecretion of TSH, as TSH stimulates the thyroid gland to produce thyroid hormones.

Which of the Following Is the Most Likely Explanation for Hypothyroidism