The Senate
The Senate is the upper chamber of the National Assembly which is the supreme law making body of the land. The Constiutution has vested in it, the power to make laws for the peace, order and good governence of the Federation. 
The Senate is led by the President of Senate, Deputy President of Senate, Majority Leader, Minority Leader, Chief Whip, Whips and Committee Chairmen. There are 109 Senators in the Senate. Out of the 109 Senatorsof the 6th Senate which was inaugurated on the 5th June, 2007, 26 were re-elected while 83 were elected for the first time 

The House of Representatives

The House of Representatives is the lower chamber of the National Assembly which is the supreme law making body of the land. 
The House of Representatives is led by the Speaker, Deputy Speaker, Majority and Minority Leaders, Chief Whips and Committee Chairmen. There are 360 Members in the House of Representation. 89 were re-elected into the 6th Assembly while 271 were elected for the first time.