- Two small paired endocrine glands in the region of the thyroid gland. They secrete parathyroid hormone and are concerned with the metabolism of calcium and phosphorus.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
- One of four pea-sized glands found on the thyroid. The parathyroid hormone produced by these glands increases the calcium level in the blood.
National Cancer Institute
See also Understanding Medical Terminology.