Nutrition ratio of energy to water

1) You have a patient who was on a formula with a 1 : 1 ratio of energy to water.  She has developed CHF, and now needs to be on a fluid restriction.  What is the most appropriate ratio of energy to water now?  What else should you do for her with regards to her hydration status?

2) List the two main branches or classes of nutrition support:

3) What is the most appropriate enteral formula for a patient who is having malabsorption or maldigestion?  Why?

4) If the gut works, use it!  What is the most appropriate branch of nutrition support to use when it is NOT working?

5) Which form of total parenteral nutrition (TPN) support is most appropriate for a formula high in amino acids and dextrose?  Why? (please address the concept of osmolality)