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Fluid & electrolytes(part 60-90)
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_______ imbalances are typically associated with parallel changes in
osmolality
.
Sodium
imbalances are typically associated with parallel changes in _______.
Sodium
plays a major role in what 3 areas.
1) ECF volume and concentration
2) Generation and transmission of nerve impulses
3) Acid-base balance
What electrolyle plays a major role in these 3 things?
Define
hypernatremia
?
An elevated serum sodium occurring with water loss or sodium gain.
Hypernatremia
causes _________ leading to cellular dehydration.
_________ causes
hyperosmolality
leading to cellular dehydration.
Whats the primary protective mechanism for
hypernatrimia
and what organ controls it.
Thirst
is the primary protective mechanism for _________, and the
hypothalamus
is the organ that controls it.
Manifestations of
hypernatremia
included what (5).
1) Thirst
2) Lethargy
3) Agitation
4) Seizures
5) Coma
These manifestations would indicate what?
If hypernatremia is secondary to
water deficiency
it often results in what?
An impaired LOC
is a sign of hypernatremia secondary to ______ _______.
_________ can be produced by clinical states such as central or nephrogenic diabetes insipidus.
Hypernatremia
can be produced by clinical states such as central or nephrogenic diabetes insipidus.
Management of
hypernatremia
include what (3)?
1) Treat the underlying cause
2) If oral fluids cannot be ingested, IV solution of 5% dextrose in water or hypotonic saline.
3) Diuretics
These would be for the management of what?
In
hypernatremia
serum sodium levels must be reduced gradually to avoid _____ _____.
In _______ serum sodium levels must be reduced gradually to avoid
cerebral edema
.
Name a nursing diagnosis for hypernatremia
Risk for injury
Define
hyponatremia
.
Low serum sodium occuring with water excess or loss of sodium-containing fluids.
Clinical manifestation of
hyponatremia
. (5)
1) Confusion
2) Nausea
3) Vomiting
4) Seizures
5) Coma
These are clinical manifestation of what?
If hyponatremia is caused by
fluid excess
what is needed
Fluid restriction
is needed when hyponatremia is caused by _____ ______.
If
severe symptoms like seizures
occure with hyponatremia what can be given to treat it?
Small amounts of IV hypertonic saline sloution (3% NaCl)
are given for what symptom of hyponatremia?
If hyponatremia is associated with abnormal fluid loss
what should be done.
Fluid replacement with sodium-containing solution
is done in what situation with hyponatremia?
What's a nursing diagnosis for hyponatremia?
Risk for injury.
Hypovolemia
can occure with (3).
1) Loss of normal body fluids (diarrhea, fistula drainage, hemorrhage).
2) decreased intake
3) Plasma-to-interstitial fluid shift
These things can cause what to occure?
Hypervolemia
may result from (3).
1) Excessive intake of fluids
2) abnormal retention of fluids (CHF)
3) interstitial-to-plasma fluid shifts
These things can cause what to occure?
What is the treatment for
hypovolemia
?
Replace water and electrolytes
1) A balanced IV solution
2) Isotonic chloride
3) Blood
These 3 things are treatments for _________
Treatments for
hypervolemia
are (3).
1) Use of diuretics
2) Fluid restriction
3) Sodium restriction
These things are treatments for ________.
Name 4 nursing diagnosis for
hypervolemia.
1) Excess fluid volume
2) Ineffective airway clearance
3) Risk for inpaired skin integrity
4) Disturbed body image
These 4 things could be nursing diagnosis for what?
Name 2 potential complications for
hypervolemia
.
1) pulminary edema
2) Ascites
These two things are potential complications for _________.
Name 2 nursing diagnosis for
Hypovolemia
.
1) Deficient fluid volume
2) Decreased cardiac output
These two nursing diagnosis would be for _________.
Possible complication for
hypovolemia
.
hypovolemic shock
is a possible complication for _________.
What are some nursing managements and implementations for
hypo & hypervolemia
?
1) Monitor I&O
2) Assess respiratory status and monitor changes
3) Take daily weights
4) Assess skin
5) Assess neurologic function
You would do these things in what possible patient situation?
What neurologic functions would you assess in
hypo & hypervolemia?
(5)
1) LOC
2) PERLA
3) Voluntary movement of extremities
4) Muscle strenght
5) reflexes
These things would be done in a neurologic test when a pateint has ______ or ______
Major
ICF
cation.
Potassium
is a major cation in the _____.
Potassium
is necessary for (4).
1) Transmission and conduction of nerve impulses
2) Maintenance of normal cardiac rhythms
3) Skeletal muscle contraction
4) Acid-base balance
What electrolyte is necessary for these?
________ is critical to
action membrane
potential.
Potassium
is critical to _____ ______ potential.
Author
Ted
ID
10564
Card Set
Fluid & electrolytes(part 60-90)
Description
Fluid and electrolytes for nursing II
Updated
2010-03-17T01:06:14Z
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