The parathyroid glands are four tiny glands, located in the neck, that control the body's calcium levels. Each gland is about the size of a grain of rice (weighs approximately 30 milligrams and is 3-4 millimeters in diameter).
There are now 30 NBA teams. There are two conferences with 15 teams each. There are five in each of three divisions within each conference.
In 1976 a second merger took place, this time with the American Basketball Association when four teams were brought into the NBA (Denver Nuggets, Indiana Pacers, New York Nets, and San Antonio Spurs).