Exam 16: Specialized Nutrition Support - Enteral and Parenteral Nutrition
Which type of enteral formula usually has the highest osmolality?
D
Enteral formulas may be used orally to supplement a patient's diet. When this occurs, _____ becomes an important consideration.
A
After 10 days, Ms. Johnson's physician decides to taper her nutrition support and advance her to an oral diet. Describe the process.
Parenteral infusions are usually tapered off at the same time oral feedings are begun so that the patient's kcalorie and nutrient needs can be met. Clear liquids are generally the first foods offered and include pulp-free fruit juices, soft drinks, and clear broths; small amounts are given initially to determine tolerance. Later feedings include beverages and solid foods that are unlikely to cause discomfort; a low-fat, lactose-free diet may be recommended. If gastrointestinal symptoms (such as nausea, vomiting, bloating, or diarrhea) develop, oral feedings are limited in size or frequency until the intestines adapt. Once about two-thirds to three-fourths of nutrient needs can be provided orally, the TPN can be discontinued. Ms. Johnson's appetite will have to be monitored because her appetite may be suppressed for several weeks after the TPN is terminated.
If a patient tolerates a formula after it is initiated, the rate of a continuous feeding should be increased by 30 milliliters per hour every 8 hours.
Carbohydrates will provide approximately 50% of Ms. Johnson's kcalories. What form of carbohydrate will be used and how is the caloric content different from that of glucose?
To ensure that the stomach is emptying properly, the nurse may measure _____.
Types of formulas that contain intact proteins are called _____.
You are working with a patient whose ability to digest and absorb food is impaired, but whose nutrient needs are not elevated. Which formula would you select for this patient?
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