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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
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
when is a blenderized liquid diet appropriate?
- oral or facial surgeries
- soft or tender food from all food groups
when is a clear liquid diet appropriate?
- before and after GI procedures/surgeries
- these diets require minimal digestion and re easily absorbed
- fat-malabsorption problems
- acute intestinal disorders
- before & after surgery
- long-term restriction is discouraged
- prevent or correct fluid retention
- treatment of hypertension and CHF
high kcalorie, high-protein diet
- high nutrient requirements
- eating poorly
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
how can nutrients affect diet-drug interactions?
alter absorption, metabolism, and excretion of medications
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)
how does the stomach emptying rate affect drug absorption?
- meals delay absorption
- empty stomach enhances absorption
how does the stomach acidity affect drug absorption?
- some drugs need an acidic environment
- others may need enteric coating
how does grapefriut juice affect drug metabolism
increases blood concentrations of some drugs
how do vitamin k rich foods affect drug metabolism
can weaken the effect of blood thinners