For example, a 5 panel drug test checks for 5 drugs, while a 10 panel drug screen checks for 10 drugs. A standard 5 panel drug urine test is the drug test most frequently used by government agencies and private employers.
While a member of the senate is called a senator, a representative is simply called a congressman or a congresswoman. However, collectively, both senators and representatives are also referred to as congressmen. The word Senate comes from the Latin word senate meaning old man.
The United States Senate is a legislative chamber in the bicameral legislature of the United States, and together with the U.S. House of Representatives makes up the U.S. Congress.he Senate was thus not intended to represent the people of the United States equally. The Constitution provides that the approval of both chambers is necessary for the passage of legislation. The Senate of the United States was formed on the example of the ancient Roman Senate.