Cardiac Cycle: 1st Systole Phase. During the systole phase, the right ventricle receives impulses from the Purkinje fibers and contracts. The atrioventricular valves close and the semilunar valves open. The de-oxygenated blood is pumped into the pulmonary artery.
Congressional Salaries. As of 2012, the annual salary for any congressman, from first-term representatives to the most senior members -- except those holding leadership positions -- was set at $174,000. This was the compensation level set as of January 1, 2009, and frozen by law in the intervening years.
With 2010 Census, each Representative in the House of representatives represents a section of their state that has a population of about 700,000 people. Compared that to 1800, when each Congressman represented just 50,000. In the United States, each congressperson in the House of Representatives represents one congressional district, which contains roughly 600,000 people.