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The thyroid, or thyroid gland, is an endocrine gland in vertebrates. In humans, it is a butterfly-shaped gland located in the neck below the Adam's apple. It consists of two connected lobes. The lower two thirds of the lobes are connected by a thin band of tissue called the isthmus (pl.: isthmi).
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GPnotebook: Thyroid hormone function Retrieved on Nov 25, 2009. Cite: " Both T3 and T4: *increase cell metabolism *facilitate normal growth *facilitate normal mental development *increase the local effects of catecholamines; Date: 25 November 2009: Source: All used images are in public domain. Author: Mikael Häggström: Other versions
The thyroid gland, located in the neck, is responsible for the production of thyroid hormone, which helps to regulate metabolism. When someone has chronic hypothyroidism, ...
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The thyroid system of the thyroid hormones T 3 and T 4 [1] Thyroid hormones are two hormones produced and released by the thyroid gland, triiodothyronine (T 3) and thyroxine (T 4). 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]
The thyroid cartilage is a hyaline cartilage structure that sits in front of the larynx and above the thyroid gland. The cartilage is composed of two halves, which meet in the middle at a peak called the laryngeal prominence, also called the Adam's apple. [1] In the midline above the prominence is the superior thyroid notch.
Willie B. Thomas/Getty Images. ... Levothyroxine is a frequently prescribed drug in the United States, particularly for older people, as lower thyroid function can be associated with aging.