ANATOMY

Detailed explanation-1: -Thyroxine (T4) is produced by the thyroid gland under regulation from the hypothalamus and pituitary gland. The feedback loop signals to the hypothalamus in to release thyrotropin-releasing hormone, which then stimulates the pituitary gland to release the thyroid stimulating hormone.

Detailed explanation-2: -The thyroid gland produces three hormones: Triiodothyronine, also known as T3. Tetraiodothyronine, also called thyroxine or T4. Calcitonin.

Detailed explanation-3: -Once your thyroid releases T4, certain organs in your body transform it into T3 so that it can impact your cells and your metabolism. Your thyroid also releases a hormone called calcitonin to help regulate calcium levels in your blood by decreasing it.

Detailed explanation-4: -Calcitonin is a hormone that your thyroid gland makes and releases to help regulate calcium levels in your blood by decreasing it.

Detailed explanation-5: -Calcitonin is a 32 amino acid hormone secreted by the C-cells of the thyroid gland.