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14 Cards in this Set
- Front
- Back
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A shift in sodium triggers:
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a fluid volume change to restore normal solute and water ratios
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Sodium helps maintain:
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acid-base balance
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Sodium activates:
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nerve and muscle cells involved in muscle contraction and the Na+/K+ pump
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Sodium influences water distribution with:
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Chloride
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Sodium is regulated by:
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the kidney through tubular reabsorption
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____, a hormone secreted by the adrenal cortex, works increase the reabsorption of Na+ by the kdney.
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aldosterone
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___ increases Na+ and water excretion.
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natriuretic peptides
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The 7 possible causes of HYPOnatremia
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SIADH, diuretics in combo with a patient on a low Na+ diet, excessive sweating, GI wound drainage, decreased secretion of aldosterone, renal disease, burns
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HYPOnatremia
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low level of sodium
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HYPERnatremia
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high level of sodium
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The 6 possible causes of HYPERnatremia
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diabetes insipidus, hyperaldosteronism, cushing's syndrome, high protein feedings without free water, osmotic diuretics
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The 7 symptoms of hyponatremia
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sleepiness, weakness, lethargy, nausea/vomiting or anexoria, behavorial and personality changes, decreased tendon reflexes, headache
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The symptoms of hypernatremia
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increased thirst, irritability, restlessness, confusion, agitation
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Both hyper and hyponatremia can have symptoms of:
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seizures and coma
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