Definition. Aortic valve regurgitation â or aortic regurgitation â is a condition that occurs when your heart's aortic valve doesn't close tightly. Aortic valve regurgitation allows some of the blood that was just pumped out of your heart's main pumping chamber (left ventricle) to leak back into it.efinition. Aortic valve regurgitation â or aortic regurgitation â is a condition that occurs when your heart's aortic valve doesn't close tightly. Aortic valve regurgitation allows some of the blood that was just pumped out of your heart's main pumping chamber (left ventricle) to leak back into it.
Prosper, Texas. Prosper is an affluent suburban town located in Collin and Denton counties within the state of Texas, United States. The town is located within the Dallas-Fort Worth metropolitan area. As of the 2010 census, the population was 9,423; As of 2017, the estimated population was 21,685.
Education. 1  Prosper High School (Grades 9â12) 2  Reynolds Middle School (Grades 6-8) 3  Rogers Middle School (Grades 6-8) 4  Baker Elementary School (Grades Kâ5) *Located in McKinney, Texas. 5  Cockrell Elementary School (Grades Kâ5) 6  Folsom Elementary School (Grades Kâ5) 7  Hughes Elementary School (Grades K-5) *Located in McKinney, Texas.