Minerals Sodium

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Author:
tville01
ID:
163744
Filename:
Minerals Sodium
Updated:
2012-07-24 05:34:32
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Minerals Sodium
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Minerals Sodium
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  1. What is the most abundant cation in the ECF
    soduim(Na+)
  2. Sodium has a ________ electrolyte charge
    positive
  3. What are normal serum sodium levels
    136-145mEq/L
  4. What sodium levels can be used to assess kidney function
    urine sodium levels
  5. What is the main source of sodium
    salt
  6. What is the AI for sodium
    1500mg(3/4 tsp), but 2400mg(1tsp) max
  7. What are the functions of sodium
    • Maintain osmotic pressure
    • Regulates renal retention & excreation of water
    • Regulates potassium & chloride levels
    • Stimulates neuromuscular reactions
  8. What is sodium exchanged for to maintain acid-balance base levels
    potassium or hydrogen
  9. What gets absorbed with(not in exchange for) sodium to keep acid-base levels balanced
    chloride or bicarb
  10. What causes hyponatremia
    • excessive water in the body:
    • Sodium free solutions
    • Water intoxication
    • Diuretics with sodium restrictions
    • Renal failure
    • Diabetic acidosis w/polyuria
    • Excessive diarrhea & vomiting w/only water replacement
    • Addisons disease
  11. What are the S&S of hypoantremia
    • Headache
    • Muscle cramps
    • Weakness
    • Memory loss
    • Hard time concentrating
    • Decreased appetite
  12. What is hypernatremia
    loss of large volumes of body fluid without salt concentration loss
  13. What are causes of hypernatremia
    • Fever
    • Hyperventilation
    • Infection
    • Excessive diaphoresis
    • Watery diarrhea
    • Overuse of  IV saline solutions
    • Impaired renal function
    • Decreased sodium excreation
    • Corticosteroid use
  14. What are the signs of hypernatremia
    • Increased thirst
    • dry flushed skin
    • poor skin tugor
    • hypotension
    • dry mucous membranes

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