WorksheetsFluids and Electrolytes
Total questions: 27
Worksheet time: 8mins
Name
Class
Date
1.
Which of the following is a normal serum magnesium?
a)
1.7-2.3 mg/dL
b)
8.5-10.5 mg/dL
c)
3.5-5.5 mEq/L
d)
1.1-1.35 mmol/L
2.
Which of the following is a normal serum sodium?
a)
8.5-10.5 mg/dL
b)
3.5-5.5 mEq/L
c)
2.5-4.5 mg/dL
d)
135-145 mEq/L
3.
Which of the following is a normal serum calcium?
a)
8.5-10.5 mg/dL
b)
3.5-5.5 mEq/L
c)
2.5-4.5 mg/dL
d)
135-145 mEq/L
4.
Which of the following is a normal serum phosphorus?
a)
8.5-10.5 mg/dL
b)
3.5-5.5 mEq/L
c)
2.5-4.5 mg/dL
d)
135-145 mEq/L
5.
Which of the following is a normal serum potassium?
a)
8.5-10.5 mg/dL
b)
3.5-5.5 mEq/L
c)
2.5-4.5 mg/dL
d)
135-145 mEq/L
6.
Which of the following is the most appropriate IV maintenance fluid?
a)
Dextrose 5% in water+0.45% NaCl+20mEqK
b)
Dextrose 5% in water + 0.9%NaCl
c)
0.9% NaCl
d)
Lactated ringers solution
7.
How much sodium is in 1 Liter of 0.9% sodium chloride (a.k.a.Normal saline)
a)
77 mEq/L
b)
130 mEq/L
c)
154 mEq/L
d)
513 mEq/L
8.
How much sodium is in 1 Liter of 3% sodium chloride (a.k.a.Normal saline)
a)
77 mEq/L
b)
130 mEq/L
c)
154 mEq/L
d)
513 mEq/L
9.
How much sodium is in 50mL of 8.4% sodium bicarbonate?
a)
50 mEq/L
b)
150 mEq/L
c)
8.4 mEq/L
d)
513 mEq/L
10.
How many mEq of sodium are in one 1 gram sodium chloride tablet?
a)
1 mEq/L
b)
17.1 mEq/L
c)
154 mEq/L
d)
9 mEq/L
11.
Acute hyponatremia occurs in less than (a) hours
12.
NA is a 45 yo 70 kg non-obese male found down and unresponsive at home. He was brought in and found to have a serum sodium 110 mEq/L an measured serum osmolality of 259 mOsm. Which of the following appropriate first step?
a)
Administer 3% sodium chloride x 150 mL
b)
Administer 0.9% sodium chloride x 1 Liter
c)
Obtain a phosphate level
13.
What is the maximum sodium correction for the first 1 to 2 hours in a patient with true symptomatic hyponatremia?
a)
4mEq/L
b)
6mEq/L
c)
8mEq/L
d)
10mEq/L
e)
12mEq/L
14.
How much ELEMENTAL calcium is in 1 gram of calcium gluconate injection?
a)
1 mg
b)
10 mg
c)
90 mg
d)
270 mg
e)
500 mg
15.
What would happen to electrolytes with toxic ingestion of vitamin D over several days?
a)
Nothing, vitamin D is safe at all doses
b)
Hypercalcemia and hyperphosphatemia
c)
Hypocalcemia and hyperphosphatemia
d)
Hypercalcemia and hypophosphatemia
16.
Which oral phosphate product contains the most amount of potassium?
a)
Phos-NaK
b)
K-Phos Neutral
c)
K-Phos No.2
d)
Phospha 250 Neutral
17.
How much potassium (mEq) is in 24mmol of potassium phosphate injection?
(a)
18.
What would a continuous albuterol nebulization do to potassium?
a)
Shift K+ into cells
b)
Shift K+ out of cells
c)
Enhance renal elimination of K+
d)
Increase reabsorption of K+
19.
Which potassium binder might cause hypercalcemia?
a)
Sodium Polystyrene Sulfonate
b)
Veltassa
c)
Sodium Zirconium Cyclosilicilate
d)
Velphoro
20.
Which of the following is appropriate for an asymptomatic patient with a serum potassium of 2.9 mEq?
a)
Insulin 10 units subcut
b)
80 mEq of oral potassium chloride
c)
100 mEq of parenteral potassium chloride
d)
1 gram of calcium gluconate IV
21.
What is the maximum recommended infusion rate for K+ through a peripheral IV?
a)
10mEq/hour
b)
20mEq/hour
c)
40mEq/L
d)
There is no maximum rate
22.
Which of the following medications can contribute to hyperkalemia? (select any that apply)
a)
Enalapril
b)
Chlorthalidone
c)
Bactrim
d)
Meloxicam
e)
Succinycholine
23.
In a patient with severe, symptomatic hyperkalemia, what is the first therapy that should be provided?
a)
1 gram calcium gluconate IV
b)
1 Liter of 0.9% sodium chloride
c)
250 mL of Dextrose 5% in water
d)
50mL of 8.4% sodium bicarbonate
24.
Low magnesium may also contribute to (select any that apply)
a)
Hypocalcemia
b)
Hypercalcemia
c)
Hypokalemia
d)
Hypernatremia
25.
IV Calcium is used in the management of which of the following electrolyte disorders? (Select any that apply)
a)
Hypernatremia
b)
Hyperphosphatemia
c)
Hyperkalemia
d)
Hypermagnesemia
26.
Which electrolyte replacement can also help with the treatment of hyponatremia
a)
Calcium
b)
Phosphate
c)
Potassium
d)
Magnesium
27.
Questions?
4 lines
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