It was first adopted in 1917, after one of the most notable of all filibusters in senate history.
The Vice-President is the President of the Senate.The President pro tempore (President pro tem), who chairs the Senate during the absence of the Vice President, is an elected position within the Senate, and is normally the US senator with the most seniority within the majority party.
B. a president pro tem.
When the Vice President is not in the Senate, which is most of the time, his place is taken by the President pro tempore of the Senate, who is usually the most senior Senator. But in actual practice, the floor of the Senate is normally presided over by junior senators to enable them to master the parliamentary procedures.
Not really- he is the majority party senator with the most seniority. The Vice president of the US presides over the Senate.
The president of the Senate is the Vice President of the United States. When the VP is not there (which he usually is not), the Senate is presided over by the President Pro Tempore. This position is elected by the Senate and is usually the most senior member of the majority party. Currently, the President Pro Tempore is Daniel Inouye of Hawaii.
Senate
There is nothing in the Constitution or Federal statutes that limits a President's ability to nominate someone as a federal judge. The Senate may prevent the nominee's appointment in several ways, most notably by rejecting the candidate during the floor vote.
That would be the President of the Senate, an office normally held by the vice-president of the US.
The President pro tempore of the Senate presides over the Senate in the absence of the Vice President. This position is usually held by the most senior member of the majority party in the Senate. The President pro tempore has the authority to lead the Senate and perform duties such as recognizing members to speak, making parliamentary rulings, and directing the legislative process.
There is no such office as vice president of the Senate. The Vice President of the United States presides over the Senate and is thus often referred to as the President of the Senate. In that capacity, the Vice President presides over the Senate when it is in session. In that capacity, the Vice President's most notable role is to cast the deciding vote in the event of a tie vote on the floor of the Senate.
b. a president pro tem