T4 (Thyroxine) Test: What It Is, Function, Purpose & Levels
Thyroxine, also known as T4, is the major type of hormone your thyroid releases. Too much or too little T4 can indicate thyroid disease. Healthcare providers test T4 levels using blood tests.
Thyroid Hormone: What It Is & Function - Cleveland Clinic
Thyroid hormone is the hormone that controls your body’s metabolism, the process in which your body transforms the food you eat into energy. The two main hormones your thyroid releases — thyroxine (T4) and triiodothyronine (T3) — collectively make up thyroid hormone.
Thyroxine | Hormones
Thyroxine is the main hormone secreted into the bloodstream by the thyroid gland. It plays vital roles in metabolism, heart and muscle function, brain development, and maintenance of bones.
Levothyroxine: Uses, Dosage, Side Effects - Drugs.com
2024年1月4日 · Levothyroxine is used in adults and children to treat hypothyroidism (underactive thyroid - a condition where the thyroid gland does not produce enough thyroid hormone). Levothyroxine is also used in adults along with surgery and radioactive iodine therapy to treat a certain type of thyroid cancer.
L-Thyroxine Tablet - Uses, Side Effects, and More - WebMD
Levothyroxine is used to treat an underactive thyroid (hypothyroidism). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels...
Thyroid hormones - Wikipedia
Thyroid hormones are any hormones produced and released by the thyroid gland, namely triiodothyronine (T 3) and thyroxine (T 4). They are tyrosine -based hormones that are primarily responsible for regulation of metabolism .
Thyroxine | Thyroid, Metabolism, Regulation | Britannica
2024年12月4日 · thyroxine, one of the two major hormones secreted by the thyroid gland (the other is triiodothyronine). Thyroxine’s principal function is to stimulate the consumption of oxygen and thus the metabolism of all cells and tissues in the body.
Physiology, Thyroid Hormone - StatPearls - NCBI Bookshelf
2023年6月5日 · TRH is a peptide hormone created by the cell bodies in the periventricular nucleus (PVN) of the hypothalamus. These cell bodies project their neurosecretory neurons down to the hypophyseal portal circulation, where TRH …
Thyroid and Parathyroid Hormones - Endocrine Society
2022年1月24日 · Thyroxine is a hormone the thyroid gland secretes into the bloodstream. Once in the bloodstream, thyroxine travels to the organs, like the liver and kidneys, where it is converted to its active form of triiodothyronine.
Thyroxine Hormone Guide: Function, Testing, Deficiency & More
2022年11月10日 · Thyroxine is a very important hormone and part of the system of hormones that help regulate thyroid function in your body. Thyroxine serves as a precursor to the active thyroid hormone T3, and optimal levels of both T3 and T4 are required for proper thyroid function.
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