chapter 14.txt

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chapter 14.txt
2011-07-16 22:17:38
ch14 nutrition

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  1. what do long-term interventions do?
    • determine readiness for change
    • emphasize WHAT to eat, rather than WHAT NOT to eat
    • suggest 1-2 changes at a time
  2. when is a mechanically altered diet approptoate?
    • for difficulties of chewing or swallowing
    • dental problems
    • neurological problems
    • surgery of the head or neck
    • anatomical physiological abnormalities
  3. when is a blenderized liquid diet appropriate?
    • oral or facial surgeries
    • soft or tender food from all food groups
  4. when is a clear liquid diet appropriate?
    • before and after GI procedures/surgeries
    • these diets require minimal digestion and re easily absorbed
  5. fat-restricted diet
    • fat-malabsorption problems
    • heartburn
  6. fiber-restricted diet
    • acute intestinal disorders
    • before & after surgery
    • long-term restriction is discouraged
  7. sodium-restricted diet
    • prevent or correct fluid retention
    • treatment of hypertension and CHF
  8. high kcalorie, high-protein diet
    • high nutrient requirements
    • eating poorly
  9. how can medications affect diet-drug interactions?
    • reduce appetite
    • increase appetite and weight gain
    • alter absorption, metabolism, & excretion of nutrients
    • some interactions can become toxic
  10. how can nutrients affect diet-drug interactions?
    alter absorption, metabolism, and excretion of medications
  11. what are some effects that drugs can have on food intake?
    • induce nausea & vomiting
    • alter taste sensations
    • suppress appetite
    • dry the mouth
    • cause inflammation & lesions in the mouth
    • sedate the patient
    • some stimulate food intake (weight gain)
  12. how does the stomach emptying rate affect drug absorption?
    • meals delay absorption
    • empty stomach enhances absorption
  13. how does the stomach acidity affect drug absorption?
    • some drugs need an acidic environment
    • others may need enteric coating
  14. how does grapefriut juice affect drug metabolism
    increases blood concentrations of some drugs
  15. how do vitamin k rich foods affect drug metabolism
    can weaken the effect of blood thinners