Wikijunior:Dinosaurs/Plesiosaur. The Plesiosaur is not actually a dinosaur, but rather a large swimming reptile. Plesiosaur is Greek for nearer to the reptiles. This name given to this creature because it resembles something that is part reptile and part fish.
The ALT test measures the level of ALT in your blood. Consistently high levels of ALT in your blood can be a sign of liver damage. Aspartate Transaminase (AST) is an enzyme found in large amounts in your liver and other parts of your body. The AST test measures the level of AST in your blood.
Liver function tests check the levels of certain enzymes and proteins in your blood. Levels that are higher or lower than normal can indicate liver problems. Alanine transaminase (ALT). ALT is an enzyme found in the liver that helps your body metabolize protein.