In most types of liver disease, the ALT level is higher than AST and the AST/ALT ratio will be low (less than 1). There are a few exceptions; the AST/ALT ratio is usually increased in alcoholic hepatitis, cirrhosis, and in the first day or two of acute hepatitis or injury from bile duct obstruction.
The modern number system was invented by the Indians. Despite that, the numeral system used today is called Arabic or Hindu-Arabic because the Arabs were the ones to bring it to Europe.
Number Types. Numbers are classified according to type. The first type of number is the first type you ever learned about: the counting, or natural numbers: 1, 2, 3, 4, 5, 6, ... The next type is the whole numbers, which are the natural numbers together with zero: 0, 1, 2, 3, 4, 5, 6, ... Then come the integers, which are zero, the natural numbers, and the negatives of the naturals: