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RN ATI FLUID ELECTROLYTES EXAM WITH
QUESTIONS AND 100% CORRECT ANSWERS LATEST
2025/2026 SOLUTION GUIDE.
1. The nurse should assess the patient for signs of lethargy, increasing intracranial pressure,
and seizures when the serum sodium reaches what level?
a. 115 mEg/L
b. 130 mEg/L
c. 145 mEg/L
d. 160 mEg/L
2. In a patient with excess fluid volume, hyponatremia is treated by restricting fluids to how
many milliliters in 24 hours?
a. 400
b. 600
c. 800
d. 1200
3. The nurse is reviewing the laboratory studies for a patient suspected of acute kidney
injury. What test would be the best indicator of the patient's renal function?
a. Blood urea nitrogen
b. Serum creatinine
c. Specific gravity
d. Urine osmolarity
4. A patient has been involved in a traumatic accident and is hemorrhaging from multiple
sites. The nurse expects that the compensatory mechanisms associated with
hypovolemia would cause what clinical manifestations? (SATA)
a. Hypertension
b. Oliguria
c. Tachycardia
d. Bradycardia
e. Tachypnea
5. The nurse is caring for a patient with a diagnosis of hyponatremia. What nursing
intervention is appropriate to include in the plan of care for this patient? (SATA)
a. Assessing for symptoms of nausea and malaise
b. Encouraging the intake of low-sodium liquids
c. Monitoring neurologic status
d. Restricting tap water intake
e. Encouraging the use of salt substitute instead of salt
6. A patient with abnormal sodium losses is receiving a regular diet. How can the nurse
supplement the patient's diet to provide 1600mg of sodium daily?
a. One beef cube and 8 oz of tomato juice
b. Four beef cubes and 8 oz of tomato juice
c. One beef cube and 16 oz of tomato juice
d. One beef cube and 12 of tomato juice
7. The nurse is caring for a patient with hypernatremia. What complication of
hypernatremia should the nurse continuously monitor for?
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a. Red blood cell crenation
b. Red blood cell hydrolysis
c. Cerebral edema
d. Kidney injury
8. The healthcare provider has prescribed a hypotonic IV solution for a patient. Which IV
solution should the nurse administer?
a. 0.45% sodium chloride
b. 0.90% sodium chloride
c. 5% dextrose in water
d. 5% dextrose in normal saline solution
9. A patient is admitted with severe vomiting for 24 hours as well as weakness and "feeling
exhausted." The nurse observes flat T waves and ST-segment depression on the
electrocardiogram. Which potassium level does the nurse observe when the laboratory
studies are complete?
a. 4.0 mEg/L
b. 8.0 mEg/L
c. 2.0 mEg/L
d. 2.6 mEa/L
10. What foods can the nurse recommend for the patient with hypokalemia?
a. Fruits such as bananas and apricots
b. Green, leafy vegetables
c. Milk and yogurt
d. Nuts and legumes
11. Which medication does the nurse anticipate administering to antagonize the effects of
potassium on the heart for a patient in severe metabolic acidosis?
a. Sodium bicarbonate
b. Magnesium sulfate
c. Furosemide
d. Calcium gluconate
12. A nurse is assessing a client for Chvostek's sign. Which of the following
techniques should the nurse use to perform this test?
a. Apply a blood pressure cuff to the client's arm
b. Place the stethoscope bell over the client's carotid artery
c. Tap lightly on the client's check
d. Ask the client to lower their chin to their chest.
13. A patient is admitted with a diagnosis of kidney injury. The patient reports "stomach
distress" and describes ingesting several antacids over the past 2 days. Blood pressure is
110/70 mm Hg, face is flushed, and the patient is experiencing generalized weakness.
Which is the most likely magnesium level associated with the symptoms the patient is
having?
A. 11 mEg/L
RN ATI FLUID ELECTROLYTES EXAM WITH
QUESTIONS AND 100% CORRECT ANSWERS LATEST
2025/2026 SOLUTION GUIDE.
1. The nurse should assess the patient for signs of lethargy, increasing intracranial pressure,
and seizures when the serum sodium reaches what level?
a. 115 mEg/L
b. 130 mEg/L
c. 145 mEg/L
d. 160 mEg/L
2. In a patient with excess fluid volume, hyponatremia is treated by restricting fluids to how
many milliliters in 24 hours?
a. 400
b. 600
c. 800
d. 1200
3. The nurse is reviewing the laboratory studies for a patient suspected of acute kidney
injury. What test would be the best indicator of the patient's renal function?
a. Blood urea nitrogen
b. Serum creatinine
c. Specific gravity
d. Urine osmolarity
4. A patient has been involved in a traumatic accident and is hemorrhaging from multiple
sites. The nurse expects that the compensatory mechanisms associated with
hypovolemia would cause what clinical manifestations? (SATA)
a. Hypertension
b. Oliguria
c. Tachycardia
d. Bradycardia
e. Tachypnea
5. The nurse is caring for a patient with a diagnosis of hyponatremia. What nursing
intervention is appropriate to include in the plan of care for this patient? (SATA)
a. Assessing for symptoms of nausea and malaise
b. Encouraging the intake of low-sodium liquids
c. Monitoring neurologic status
d. Restricting tap water intake
e. Encouraging the use of salt substitute instead of salt
6. A patient with abnormal sodium losses is receiving a regular diet. How can the nurse
supplement the patient's diet to provide 1600mg of sodium daily?
a. One beef cube and 8 oz of tomato juice
b. Four beef cubes and 8 oz of tomato juice
c. One beef cube and 16 oz of tomato juice
d. One beef cube and 12 of tomato juice
7. The nurse is caring for a patient with hypernatremia. What complication of
hypernatremia should the nurse continuously monitor for?
, 2|Page
a. Red blood cell crenation
b. Red blood cell hydrolysis
c. Cerebral edema
d. Kidney injury
8. The healthcare provider has prescribed a hypotonic IV solution for a patient. Which IV
solution should the nurse administer?
a. 0.45% sodium chloride
b. 0.90% sodium chloride
c. 5% dextrose in water
d. 5% dextrose in normal saline solution
9. A patient is admitted with severe vomiting for 24 hours as well as weakness and "feeling
exhausted." The nurse observes flat T waves and ST-segment depression on the
electrocardiogram. Which potassium level does the nurse observe when the laboratory
studies are complete?
a. 4.0 mEg/L
b. 8.0 mEg/L
c. 2.0 mEg/L
d. 2.6 mEa/L
10. What foods can the nurse recommend for the patient with hypokalemia?
a. Fruits such as bananas and apricots
b. Green, leafy vegetables
c. Milk and yogurt
d. Nuts and legumes
11. Which medication does the nurse anticipate administering to antagonize the effects of
potassium on the heart for a patient in severe metabolic acidosis?
a. Sodium bicarbonate
b. Magnesium sulfate
c. Furosemide
d. Calcium gluconate
12. A nurse is assessing a client for Chvostek's sign. Which of the following
techniques should the nurse use to perform this test?
a. Apply a blood pressure cuff to the client's arm
b. Place the stethoscope bell over the client's carotid artery
c. Tap lightly on the client's check
d. Ask the client to lower their chin to their chest.
13. A patient is admitted with a diagnosis of kidney injury. The patient reports "stomach
distress" and describes ingesting several antacids over the past 2 days. Blood pressure is
110/70 mm Hg, face is flushed, and the patient is experiencing generalized weakness.
Which is the most likely magnesium level associated with the symptoms the patient is
having?
A. 11 mEg/L
