QUESTION 1 How does iodine deficiency cause a thyroid goiter? Low iodine stimula

Question

QUESTION 1 How does iodine deficiency cause a thyroid goiter? Low iodine stimulates release of Calcium from bones, which, in turn, stimulates the parathyroid glands to enlarge Low iodine results in higher production of thyroid hormone, which stimulates thyroid gland hypertrophy Low iodine results in less production of thyroid hormone, which releases negative feedback to increase the size of · the thyroid gland as the body attempts to adapt to low thyroid hormone levels. Low iodine results in increase in anabolism resulting in increased size of all glands including the thyroid gland Low iodine results in higher production of thyroid hormone, which stimulates positive feedback to increase the size of the thyroid gland. QUESTION 2

Explanation / Answer

Less amount of iodine is responsible for the less production of thyroid hormone which in turn relaeses a sort of negative feedback and with that one can observe an increase in the thyroid gland size and this is all done to adapt to the conditions.

Therefore (c) Low iodine results in less production of thyroid hormone, which releases negative feedback to increase the size of thyroid gland as the body attempts to adapt to the kow thyroid hormone levels. is the answer

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