The wall of the aorta is normally very elastic. It can stretch and then shrink back as needed to adapt to blood flow. But some medical problems, such as high blood pressure and atherosclerosis (hardening of the arteries), weaken the artery walls.he wall of the aorta is normally very elastic. It can stretch and then shrink back as needed to adapt to blood flow. But some medical problems, such as high blood pressure and atherosclerosis (hardening of the arteries), weaken the artery walls.
Hans Holbein the Younger (. 1497 â between 7 October and 29 November 1543) was a German and Swiss artist and printmaker who worked in a Northern Renaissance style. He is best known as one of the greatest portraitists of the 16th century.olbein's art was prized from early in his career. The French poet and reformer Nicholas Bourbon dubbed him the Apelles of our time, a typical contemporary accolade. Holbein has also been described as a great one-off of art history, since he founded no school.
Jean Arp or Hans Arp (16 September 1886 â 7 June 1966) was a German-French sculptor, painter, poet, and abstract artist in other media such as torn and pasted paper.When Arp spoke in German he referred to himself as Hans, and when he spoke in French he referred to himself as Jean.rp was a founding member of the Dada movement in Zuerich zÃ¼rich in. 1916 in, 1920 As Hans, arp along With Max ernst and the social Activist Alfred, gruenwald grÃ¼nwald he set Up The cologne. dada group