In contrast to the vast majority of neurological AVMs, one especially severe type causes symptoms to appear at, or very soon after, birth. Called a vein of Galen defect after the major blood vessel involved, this lesion is located deep inside the brain.
Confederation Congress-The governing body that consisted of representatives from each of the 13 states. Congress governed the affairs of the United States between the ratification of the Articles of Confederation in 1781 and the ratification of the U.S. Constitution.econd Continental Congress-The Second Continental Congress met for the first time in Philadelphia in May of 1775, and continued to meet until the full ratification of the Articles of Confederation on March 1, 1781.
The Congress was created by the Constitution of the United States and first met in 1789, replacing in its legislative function the Congress of the Confederation. Although not legally mandated, in practice since the 19th century, Congress members are typically affiliated to the Republican Party or to the Democratic Party and only rarely to a third party or as independents.