The largest artery in your body is the Aorta. The largest vein in the body is Vena Cava. The aorta is the largest blood vessel in the body. It is an artery that directly arises from the heart itself and descends through the thorax and into the abdomen. All the arteries of the body, save the pulmonary arteries, stem from the aorta or one of its main branches.
There are many different dinosaur books that state different sizes of the tyrannosaurus rex. These sizes range from 40 feet long to 49 feet long. It's maximum length was probably close to 50 feet long. The paleantologists have only found remains, incomplete remains, of the Tyrannosaurus.
Answer by Dodochubbs. Confidence votes 141. Stegosaurus was about 30 feet long, 15 feet tall at the top of its highest plates(about 10 feet at the head), and weighed up to 4 tons. The stegosaurus was about 30ft long and 14ft tall.nswer by Dodochubbs. Confidence votes 141. Stegosaurus was about 30 feet long, 15 feet tall at the top of its highest plates(about 10 feet at the head), and weighed up to 4 tons. The stegosaurus was about 30ft long and 14ft tall.