Fluid and Electrolytes

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Author:
copperkid2
ID:
150386
Filename:
Fluid and Electrolytes
Updated:
2012-04-26 20:41:39
Tags:
Life Span
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Description:
Chpt 6 Fluid and Electrolytes
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  1. Hyper tonic solutions
    • greater osmotic pressure than blood.
    • water leaves cells and enters body
  2. hypotonic solutions
    • lower osmotic pressure than blood
    • water leaves blood and enters cell
  3. signs and symptoms of dehydration
    • thirst
    • rapid, weak pulse
    • low blood pressure
    • dry skin and mucous membranes
    • skin tenting
    • decreased urine output
    • increased temperature
  4. Effect of dehydration on lab values
    • BUN increases
    • HCT increases
    • specific gravity increases
    • they increase because kidney trying to conserve water
  5. interventions for excess fluid volume
    • monitor weight and urine output
    • place in fowlers
    • give oxygen
    • give diuretics
    • restrict fluid and sodium
  6. sodium lab values and food sources
    • between 135 - 145
    • breads
    • frozen vegetables
    • salad dressing
    • salsa
    • tomato soup
    • tomato juice
  7. signs of hyponatremia
    • weakness
    • nausea and vomiting
    • mental status changes
    • fluid excess or deficit
  8. hyponatremia interventions
    • monitor I&O
    • monitor weight
    • restrict fluids
    • give diuretics/steroids
  9. conditions that place a pt at high risk for hyponatremia
    • npo
    • excess sweating
    • diuretics
    • gi suction
    • symptom of inappropriate adh
    • excessive ingestion of hypotonics
    • freshwater near drowing
    • decreased aldosterone
  10. signs of hypernatremia
    • thirst
    • mental status changes
    • seizures
    • muscle weakness
    • respiratory compromise

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