NCLEX RN Practice Question # 736

NCLEX Examination.

Practice Question # 736.

 

Nclex examination

 

Parenteral nutrition (PN)

Parenteral nutrition (PN) Administration of a nutritionally complete formula through a central or peripheral intravenous (IV) catheter. In the clinical setting, the term PN may be used interchangeably with the term total parenteral nutrition (TPN) or hyperalimentation.

 

Description

  • Supplies nutrients via the veins
  • Supplies carbohydrates in the form of dextrose, fats in anemulsified form, proteins in the form ofamino acids, vitamins, minerals, electrolytes, and water
  • Prevents subcutaneous fat and muscle protein from being catabolized by the body for energy

Indications

  • Clients with severely dysfunctional or nonfunctional gastrointestinal tracts who are unable to process nutrients may benefit from PN.
  • Clients who can take some oral nutrition, but not enough to meet their nutrient requirements, may benefit from PN.

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