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.
The average size of a healthy mature male Crocodylus porosus (saltwater crocodile) is around 5 meters (16.5 feet) in length.The largest they grow is somewhere between 6 & 7 m â¦ eters (20 & 23 feet) although the largest ever accurately measured was nearly 21 feet.3 people found this useful.onfidence votes 12. For the American crocodile (Crocodylus acutus) the AVERAGE for an adult male is around 4 meters (13 feet) with the largest individual ever accurately measured at around 18 feet (5.5 meters.) The are stories of 20-23 foot individuals but these have not been verified.