Answer :
Julia must prevent the intake of any kind of food items if she has to fast for two hours before her doctor's appointment.
Fasting is the phenomenon where a person has not eaten food for a very long period of time. Fasting state can be considered when a person does not eat overnight. However, when a person's food gets completely digested and absorbed he /she can be said to be in the mode of fasting.
Digestion is the breaking down of the food that we eat in order to gain energy from it. The living organisms have a complete digestive system for the process to be accomplished. In humans, the digestion begins from the mouth itself and is completed at the intestine.
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