18 Questions
What is the purpose of using a hypertonic solution in the case of liver and kidney failure?
To reduce the accumulation of fluid in the body
What is the composition of the intraperitoneal dialysis solutions?
They contain Na+, Ca++, Mg++, Cl-, and HCO3-.
How is the concentration of solutes in these dialysis solutions expressed?
In terms of milliequivalents, millimoles, or milliosmoles
What is the relationship between molecular weight and milliequivalents?
Milliequivalents = Molecular weight in grams / valency
What is the concentration in g/ml of a solution containing 4 mEq of calcium chloride (CaCl2.2H2O) per ml?
0.294 g/ml
A solution contains 10 mg% of K+. What is the concentration of K+ in terms of mEq/L?
2.6 mEq/L
What is the atomic weight of potassium (K+)?
$39.1 g/mol$
What is the molecular weight of sodium chloride (NaCl)?
$58.5 g/mol$
How many milliliters of a 0.9% sterile solution of sodium chloride should be administered to a person weighing 132 lb who needs to receive 2 mEq of sodium chloride per kilogram of body weight?
$780 mL$
What is the equivalent amount of chloride (Cl-) in milligrams for 1 mEq of potassium chloride (KCl)?
$35.5 mg$
What is the equivalent amount of calcium (Ca++) in milligrams for 1 mEq of calcium chloride (CaCl2)?
$20 mg$
How do electrolytes play a role in controlling body water volume?
By establishing osmotic pressure, which is proportional to the number of particles in solution.
What is the unit used to measure osmotic activity?
mOsm
For non-electrolytes like dextrose, how many milliosmoles are represented by 1 millimole?
1 milliosmole
For an electrolyte like sodium chloride (NaCl), how many milliosmoles are represented by 1 millimole?
2 milliosmoles
For a solution containing 5% anhydrous dextrose in water for injection, how many milliosmoles per liter are represented?
278 mOsm/L
For a solution containing 156 mg of K+ ions per 100 mL, how many milliosmoles are present in a liter of the solution?
40 milliosmoles
For a 0.9% sodium chloride solution, how many milliosmoles are present in a liter of the solution?
307.7 milliosmoles
Explore the use of hypertonic solutions in intraperitoneal dialysis to remove excess fluids in cases of liver and kidney failure. Learn about the composition of these solutions and how they help in relieving fluid overload.
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