what enables the thyroid gland to perform its function
The function of the pituitary gland. The body has a system to maintain constant levels of thyroid hormones in the blood. The system is controlled by thyroid-stimulating hormone (TSH), which is secreted by a part of the brain called the pituitary gland.he location and size of the thyroid gland. The thyroid gland is located in the front part of the neck, just below the Adam's apple. It is about 4 cm in height and weighs about 18 g. It is shaped like a butterfly with its wings wide open.