Symptoms of significant brain atrophy include progressive cognitive impairment involving multiple cognitive functions, otherwise known as dementia, seizures and aphasia, which is the disruption in the understanding or production of language or both.
The Senate majority leader has somewhat less official power than the Speaker of the House. This is because the vice president is technically the Senate's presiding officer, a ceremonial position that calls chiefly for casting a vote in the event of a tie.
Majority leader. In U.S. politics, the majority floor leader is a partisan position in a legislative body. In the federal Congress, the role of the Majority Leader of the United States House of Representatives and the Majority Leader of the United States Senate differ slightly.he majority leader is often assisted in his role by whips, whose job is to enforce party discipline on votes deemed to be crucial by the party leadership and to ensure that members do not vote in a way not approved of by the party.