Answer to Question 1
Glucose is the main source of energy in parenteral solutions. It is provided in the form of dextrose monohydrate, in which each glucose molecule is associated with a single water molecule. Dextrose monohydrate provides 3.4 kcalories per gram, slightly less than pure glucose, which provides 4 kcalories per gram. Commercial dextrose solutions are available in concentrations between 2.5 and 70 percent; concentrations higher than 10 percent are usually used only in TPN solutions.
Answer to Question 2
A