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.
Blood tests may be used to determine if your liver is functioning properly and to help discover what may be affecting your liver. Blood tests can look for the presence of liver inflammation or screen for antibodies or virus particles that might indicate a specific form of liver disease.