Left Side of the Heart. 1  The pulmonary vein empties oxygen-rich blood from the lungs into the left atrium of the heart. 2  As the atrium contracts, blood flows from your left atrium into your left ventricle through the open mitral valve.3  When the ventricle is full, the mitral valve shuts.eft Side of the Heart. 1  The pulmonary vein empties oxygen-rich blood from the lungs into the left atrium of the heart. 2  As the atrium contracts, blood flows from your left atrium into your left ventricle through the open mitral valve.
Sunday, April 09, 2016 St. Bernard Irish Italian Islenos Parade - 11 a.m. - St. Bernard Irish Italian Islenos Community Parade & Marching Club Judge Perez Drive, Chalmette and Arabi 43 floats, 1,500+ members and 300,000 pounds of produce. See parade route.
New York City Celebration: March 17, 1762 â The first official parade in New York City is held. March 17, 2011 â The 250th New York City St. Patrickâs Day Parade is held. The parade is held on March 17, unless March 17 falls on a Sunday. When this happens, the parade is held on Saturday the 16th. The parade marches up 5th Avenue, from 44th to 79th streets. It is the worldâs largest St. Patrickâs Day parade with more than 150,000 people marching each year.