That's when foreigners purchase at least a 10 percent interest in the country's companies, businesses or real estate. It's also less risky than investing in the country's public companies via its stock market. Public debt is attractive to risk-averse investors since it is backed by the government itself.
A thick connective tissue capsule separates the glands from the thyroid tissue. Most people have four parathyroid glands, but occasionally there are more in tissues of the neck or chest. The function of one type of parathyroid cells, the oxyphil cells, is not clear. The primary functional cells of the parathyroid glands are the chief cells. These epithelial cells produce and secrete the parathyroid hormone (PTH), the major hormone involved in the regulation of blood calcium levels. Parathyroid Glands The small parathyroid glands are embedded in the posterior surface of the thyroid gland.
1 Parathyroid hormone regulates the bodyâs calcium levels. 2  There are four parathyroid glands, and they are each about the size of a grain of rice. 3  Though theyâre located near each other, the parathyroid glands are not related to the thyroid gland.he thyroid gland regulates the bodyâs metabolism, while parathyroid glands regulate calcium levels and have no effect on metabolism. Parathyroid Hormone. Parathyroid hormone (PTH) has a very powerful influence on the cells of your bones by causing them to release their calcium into the bloodstream.