Positron emission tomography (PET) is a test that uses a special type of camera and a tracer (radioactive chemical) to look at organs in the body. The tracer usually is a special form of a substance (such as glucose) that collects in cells that are using a lot of energy, such as cancer cells.
The Eleventh Amendment was ratified in 1798 in order to overrule the Supreme Courtâs decision that a South Carolina citizen could sue the state of Georgia for money damages.he Eleventh Amendment was ratified in 1798 in order to overrule the Supreme Courtâs decision that a South Carolina citizen could sue the state of Georgia for money damages.
Congress passed the 26th Amendment to the U. S. Constitution and thirty-nine states ratified it within 100 days. On April 8, 1971, Indiana became the 18th state to ratify the 26th Amendment. Thirty-seven years later eight states have yet to ratify the 26th Amendment.