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Diet therapy exam 3

Terms in this set (90)

eternal feeding
aka-- tube feedings
provision of nutrients using the GI tract, which deliver nutrient dense formulas directly to the stomach or small intestine via a thin flexible tube
appropriate candidates for tube feedings
-severe swallowing disorders
-impaired motility of the upper GI tract
-GI obstructions and fistulas that can be bypassed with a feeding tube
-certain types of intestinal surgeries
-little or no appetite for extended periods ( especially If patient is malnourished)
-extremely high nutrition requirements
-mechanical ventilation
-mental incapacitation
inappropriate candidates for tube feedings
-severe GI bleeding
-high output fistulas
-intractable vomiting or diarrhea
-severe malabsorption
-if the expected need for nutrition support is less than 5-7 days in a malnourished patient or less than 7-9 days in an adequately nourished patient
fistula
abnormal passage between organs or tissued that allow the passage of fluids or secretions
ileus
a temporary and often painful lack of movement in the intestines. an ileus occurs when the intestines do not move food through in the normal way. it often occurs after abdominal surgery
transnasal
inserted through the nose
nasogastric placement
starts in the nose
ends in the stomach
nasodoudenal placement
starts in the nose
ends in the doudenum
nasojejunal placement
starts in the nose
ends in the jejunum
enterostomy
opening in the GI tract through the abdominal wall
gastrostomy
an opening into the stomach through which a feeding tube can be passed. a nonsurgical technique for creating a gastrostomy under local anesthesia is called percutaneous endoscopic gastrostomy (PEG tube)
jejunostomy
an opening in the jejunum through which a feeding tube can be passed. a nonsurgical technique for creating a jejunostomy Is called percutaneous endoscopic jejunostomy (PEJ). the tube can be guided into the jejunum via a gastrostomy or passed directly into the jejunum (direct PEJ)
orogastic
this tube is inserted into the stomach through the mouth. this method is often used to feed infants because a nasogastric tube may hinder the infants breathing
standard formulas
usually contain intact proteins and polysaccharides
elemental formulas
contain macronutrients that have been broken down to some extent and require less digestion
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