hypovolemic shock
- a condition characterized by pale skin, oliguria, confusion, decreased bp
BUN, hematocrit, CO2, sodium, potassium
Which lab tests will increase as a result of hypovolemia?
creatinine
In hypovolemia, Bun will rise more than __________.
b
An increase in Serum CO2 is seen in ______.
a) metabolic acidosis
b) metabolic alkalosis
a
A decrease in Serum CO2 is seen in _______.
a) metabolic acidosis
b) metabolic alkalosis
a
Which urine test is decreased?
a) Na
b) osmolality
c) specific gravity
intravascular fluid
In severe depletion, rapid increase in _________ is priority treatment
c
Which Crystalloid fluid treatment increases intravascular fluid WITHOUT increasing intracellular fluid?
a) hypotonic fluid
b) isotonic fluid
c) isotonic normal saline
d) dextrose solutions
e) saline/electrolyte solutions
e
Which Crystalloid fluid treatment provides fluid and electrolytes (K+, Ca+, Lactate, acetate)?
a) hypotonic fluid
b) isotonic fluid
c) isotonic normal saline
d) dextrose solutions
e) saline/electrolyte solutions
a
Which Crystalloid fluid treatment is used for maintenance fluids?
a) hypotonic fluid
b) isotonic fluid
c) isotonic normal saline
d) dextrose solutions
e) saline/electrolyte solutions
b
Which Crystalloid fluid treatment is used for replacing fluid loss? (most fluids lost are isotonic)
a) hypotonic fluid
b) isotonic fluid
c) isotonic normal saline
d) dextrose solutions
e) saline/electrolyte solutions
d
Which Crystalloid fluid treatment provides free water which distributes into ICF & ECF, repleting the total body water defecit?
a) hypotonic fluid
b) isotonic fluid
c) isotonic normal saline
d) dextrose solutions
e) saline/electrolyte solutions
b
Which Colloid IV fluids increase intravascular fluid only?
a) plasma
b) blood products
c) Hetastarch
c
Which Colloid IV fluids are considered an artificial colloid and classified as a plasma volume expander?
a) plasma
b) blood products
c) Hetastarch
c
A decrease in the amount of water in the body leads to ________.
a) decreased sodium concentration
b) increased K+ concentration
c) increased sodium concentration
d) none of the above.
cerebral edema
Hyponatremia can cause what CNS disease?
replace sodium gradually
How should we treat hyponatremia?
SIADH, fluid shift, excess fluid intake
What are some causes of hyponatremia with increased fluid ?
thiazide
What should not be used to treat SIADH?
edema, elevated BP,
Signs & symptoms of hyponatremia in excess body fluid?
diarrhea, vomiting, laxatives, diuretics, hypoaldosteronism, renal salt wasting
What are causes of hyponatremia with fluid loss?
postural hypotension, increased systemic vascular resistance
Signs & symptoms of hyponatremia in low body fluid?
a hypertonic iv-solution with a loop diuretic to prevent fluid overload
How do we treat hyponatremia in low body fluids?
electrolyte imbalance, diarrhea, fever
What are some causes of hypernatremia?
D5W, hypotonic saline solution, diuretic, treat underlying cause
How do we treat hypernatremia?