1.
Which of the following best describes an electrolyte?
A. 
A substance that is responsible for controlling appetite and mood
B. 
A mineral that has an electric charge, found dissolved in bodies of water
C. 
A substance that regulates metabolism and affects protein synthesis.
D. 
A hormone that is responsible for feelings of alertness throughout the day.
2.
What is the normal range for potassium?
A. 
B. 
C. 
D. 
3.
A patient presents with thirst, dry skin, and decreased urine output. What diagnosis would you suspect?
A. 
B. 
C. 
D. 
4.
A patient presents with decreased deep tendon reflexes, muscle weakness, fatigue, altered level of conciousness, constipation and abdominal pain. What electrolyte imbalance is suspeced?
A. 
B. 
C. 
D. 
5.
Vomiting, Diarrhea, prolonged NG suction, diurectics, kidney disease, renal, liver, and heart failure, and SIADH are causes of which electrolyte deficiency?
A. 
B. 
C. 
D. 
6.
Which value falls within the normal range for sodium?
A. 
B. 
C. 
D. 
7.
Which electrolyte is the major intracellular ion?
A. 
B. 
C. 
D. 
8.
IV Calcium Gluconate is used to treat which electrolyte deficiencies?
A. 
Hyperkalemia, Hypermagnesemia, Hypocalcemia
B. 
Hyperphosphatemia, Hypernatremia, Hypomagnesemia
C. 
Hypomagnesemia, Hypocalcemia, Hypercalcemia
D. 
Hypernatremia, Hyperphosphatemia, Hyperkalemia
9.
Renal failure and chronic overuse of laxatives and enemas are causes associated with which electrolyte imbalance?
A. 
B. 
C. 
D. 
10.
Which is the major extracellular ion?
A. 
B. 
C. 
D. 
11.
This is essential to form ATP
12.
When treating a patient with water retention, it is safer to administer sodium than restrict fluid intake
13.
Calcium has an inverse relationship with
14.
Hypomagnesemia is associated with hypokalemia and hypocalcemia
15.
The client is admitted with a serum sodium level of 110 mEq/L. Which nursing intervention should be implemented?
A. 
B. 
C. 
Administer Anti Diuretic Hormone intranasally
D. 
Place on seizure precautions
16.
The client post-thyroidectomy complains of numbness and tingling around the mouth and the tips of the fingers. Which intervention should be implemented first?
A. 
Notify the health care provider immediately.
B. 
Tap the cheek about two (2) centimeters anterior to the ear lobe.
C. 
Check the serum calcium and magnesium levels.
D. 
Prepare to administer calcium gluconate IVP.
17.
The client has been vomiting and has had numerous episodes of diarrhea. Which laboratory test should the nurse monitor?
A. 
B. 
C. 
D. 
18.
A nurse is assigned to care for a group of clients. On review of the clients' medical records, the nurse determines that which client is at risk for excess fluid volume?
A. 
The client taking diuretics
B. 
The client with renal failure
C. 
The client with an ileostomy
D. 
The client who requires gastrointestinal suctioning
19.
The nurse is caring for a client with congestive heart failure. On assessment, the nurse notes that the client is dyspneic and that crackles are audible on auscultation. The nurse suspects excess fluid volume. What additional signs would the nurse expect to note in this client if excess fluid volume is present?
A. 
B. 
C. 
An increase in blood pressure
D. 
A decreased central venous pressure (CVP)
20.
A nurse is caring for a client with acute congestive heart failure who is receiving high doses of a diuretic. On assessment, the nurse notes that the client has flat neck veins, generalized muscle weakness, and diminished deep tendon reflexes. The nurse suspects hyponatremia. What additional signs would the nurse expect to note in this client if hyponatremia were present?
A. 
B. 
C. 
D. 
Increased specific gravity of urine
21.
Causes of hypercalcemia are all except
A. 
B. 
C. 
D. 
Calcium carbonate antacids
22.
The process of movement of water from area of low solute concentration to area of higher solute concentration
A. 
B. 
C. 
D. 
23.
Causes of hypovolemia include (Mark all possible causes)
A. 
Prolonged inadequate fluid intake
B. 
C. 
D. 
E. 
F. 
24.
Symptoms of hypervolemia include all except
A. 
B. 
C. 
Shortness of breath and wheezing
D. 
25.
Bedridden patients are at risk for developing
A. 
B. 
C. 
D.