This test measures a substance called parathyroid hormone (PTH) in your blood. PTH is made by four tiny parathyroid glands in your neck. PTH circulates in your blood and is needed to regulate the level of calcium in your blood.our heart, bones, nervous system, and kidneys need a normal calcium level in the blood to work the way they should. If your calcium level is too low, your parathyroid glands release PTH to get more calcium into your blood.
DEFINITION of 'Municipal Bond'. A debt security issued by a state, municipality or county to finance its capital expenditures. Municipal bonds are exempt from federal taxes and from most state and local taxes, especially if you live in the state in which the bond is issued. Also known as a muni..
Why Insure Municipal Bonds? A municipal bond is an obligation of debt issued by states and city and local governments to raise money for the public funding of projects and services such as schools and housing. Municipal bond insurance is an insurance policy on the bond and is underwritten by a private insurance company.Insurance provides investors with the security that no matter what happens to the finances of the government that issues the bond, the bond's interest and principal payments will be made.hy Insure Municipal Bonds? A municipal bond is an obligation of debt issued by states and city and local governments to raise money for the public funding of projects and services such as schools and housing. Municipal bond insurance is an insurance policy on the bond and is underwritten by a private insurance company.