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.
Ratification. Illinois was the first state to ratify the 24th amendment in 1962. The ratification process ended in 1964 with South Dakota being the 38th state to ratify the amendment. Unsurprisingly, most Southern states, except Florida, that had had the poll tax, voted against or failed to ratify the amendment.atification. Illinois was the first state to ratify the 24th amendment in 1962. The ratification process ended in 1964 with South Dakota being the 38th state to ratify the amendment. Unsurprisingly, most Southern states, except Florida, that had had the poll tax, voted against or failed to ratify the amendment.