parathyroid glands — parathyroid glands, small endocrine glands in or near the thyroid gland. Their secretion, which enables the body to use calcium and phosphorous, is necessary for life. There are usually four parathyroid glands … Useful english dictionary
parathyroid glands — two pairs of yellowish brown endocrine glands that are situated behind, or sometimes embedded within, the thyroid gland. They are stimulated to produce parathyroid hormone by a decrease in the amount of calcium in the blood … The new mediacal dictionary
parathyroid glands — /pærəˈθaɪrɔɪd glændz/ (say paruh thuyroyd glandz) plural noun several small glands or oval masses of epithelioid cells, lying near or embedded in the thyroid gland, whose internal secretion governs the calcium content of the blood …
parathyroid bodies — parathyroid glands … Medical dictionary
parathyroid hormone — n a hormone of the parathyroid gland that regulates the metabolism of calcium and phosphorus in the body abbr. PTH called also parathormone * * * (parathormone) a hormone, synthesized and released by the parathyroid glands, that controls the… … Medical dictionary
Parathyroid hormone — (PTH), or parathormone, is secreted by the parathyroid glands as a polypeptide containing 84 amino acids. It acts to increase the concentration of calcium (Ca2+) in the blood, whereas calcitonin (a hormone produced by the parafollicular cells (C… … Wikipedia
Parathyroid cancer — is a rare cancer that forms in tissues of one or more of the parathyroid glands (four pea sized glands in the neck that make parathyroid hormone, which helps the body store and use calcium). External links * [http://www.cancer.gov/Templates/db… … Wikipedia
Parathyroid gland — Infobox Anatomy Name = Parathyroid gland Latin = glandula parathyroidea inferior, glandula parathyroidea superior, Phillip.Hungerford. Daniel.Mart GraySubject = 273 GrayPage = 1271 Caption = Endocrine system. (Parathyroid gland not pictured, but… … Wikipedia
parathyroid gland — Anat. any of several small oval glands usually lying near or embedded in the thyroid gland. [1900 05] * * * Endocrine gland, two to eight of which are embedded in each side of the thyroid gland. It secretes parathyroid hormone, which regulates… … Universalium
Parathyroid — Gland that regulates calcium, located behind the thyroid gland in the neck. The parathyroid secretes a hormone called parathormone (or parathyrin) that is critical to calcium and phosphorus metabolism. Although the number of parathyroid glands… … Medical dictionary