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.
The Twelfth Amendment replaced Article II, Section 1, and Clause 3, which offered the original procedure by which the Electoral College was created and how it subsequently functioned. The Article was ratified following problems during the election of 1796 and 1800.The Twelfth Amendment was proposed by Congress on December 9, 1803 and was later ratified by the required number of state legislatures on June 15, 1804.he Twelfth Amendment replaced Article II, Section 1, and Clause 3, which offered the original procedure by which the Electoral College was created and how it subsequently functioned. The Article was ratified following problems during the election of 1796 and 1800.