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2. Thyroid - Wikipedia

   en.wikipedia.org/wiki/Thyroid

   The human thyroid (tan), as viewed from the front; and arteries (red) supplying the gland. The thyroid gland is a butterfly-shaped gland located in the neck below the Adam's apple. The thyroid, or thyroid gland, is an endocrine gland in vertebrates. In humans, it is in the neck and consists of two connected lobes.

3. Thyroid function tests - Wikipedia

   en.wikipedia.org/wiki/Thyroid_function_tests

   003444. [edit on Wikidata] Thyroid function tests (TFTs) is a collective term for blood tests used to check the function of the thyroid. [1] TFTs may be requested if a patient is thought to suffer from hyperthyroidism (overactive thyroid) or hypothyroidism (underactive thyroid), or to monitor the effectiveness of either thyroid-suppression or ...

4. Thyroid hormones - Wikipedia

   en.wikipedia.org/wiki/Thyroid_hormones

   Thyroid hormones are any hormones produced and released by the thyroid gland, namely triiodothyronine (T3) and thyroxine (T4). They are tyrosine -based hormones that are primarily responsible for regulation of metabolism. T 3 and T 4 are partially composed of iodine, derived from food. [2] A deficiency of iodine leads to decreased production of ...

5. Hypothyroidism - Wikipedia

   en.wikipedia.org/wiki/Hypothyroidism

   0.3–0.4% (USA) [ 8 ] Hypothyroidism (also called underactive thyroid, low thyroid or hypothyreosis) is a disorder of the endocrine system in which the thyroid gland does not produce enough thyroid hormones. [ 3 ] It can cause a number of symptoms, such as poor ability to tolerate cold, extreme fatigue, muscle aches, constipation, slow heart ...

6. Thyroid-stimulating hormone - Wikipedia

   en.wikipedia.org/wiki/Thyroid-stimulating_hormone

   Thyroid-stimulating hormone (also known as thyrotropin, thyrotropic hormone, or abbreviated TSH) is a pituitary hormone that stimulates the thyroid gland to produce thyroxine (T 4), and then triiodothyronine (T 3) which stimulates the metabolism of almost every tissue in the body. [1] It is a glycoprotein hormone produced by thyrotrope cells in ...

7. Endocrine system - Wikipedia

   en.wikipedia.org/wiki/Endocrine_system

   Anatomical terminology. [edit on Wikidata] The endocrine system[1] is a messenger system in an organism comprising feedback loops of hormones that are released by internal glands directly into the circulatory system and that target and regulate distant organs. In vertebrates, the hypothalamus is the neural control center for all endocrine systems.