A. Aorta-Oxygenated blood pumped by the heart goes through the aorta. B. Renal artery-From the abdominal aorta the blood goes to the renal arteries. C. Segmental arteries-As each renal artery approaches a kidney it divides into five segmental arteries that enter the renal hilus.
Photo Credit: Library of Congress. President John Tyler had the most children of any president â 15 children with two wives. He also still has two living grandchildren! Born in 1790, Tyler was the 10th President of the United States, serving from 1841-1845. He took office after the sudden death of President William Henry Harrison and was nicknamed âHis Accidency.â.
Americaâs Youngest President . Even though the Constitution allows anyone at least thirty-five years old to be president, every American president thus far has been much older: The average age of presidents at inauguration is fifty-four.