NUR 2407 PHARMACOLOGY FINAL
EXAM QUESTIONS WITH 100%
VERIFIED ANSWERS
1. A patient is prescribed Digoxin for heart failure. Which of the following electrolyte
imbalances would most significantly increase the risk of Digoxin toxicity?
A. Hyperkalemia
B. Hypercalcemia
C. Hypokalemia
D. Hyponatremia
Answer: C
Conceptual Explanation: Hypokalemia (low potassium) increases the risk of digoxin
toxicity because potassium and digoxin compete for the same binding sites on the Na+/K+
ATPase pump.
2. A patient receiving Vancomycin intravenously begins to develop flushing, hypotension, and
a red rash on the face and upper torso. What is the nurse’s priority action?
A. Administer diphenhydramine immediately
,B. Slow the infusion rate
C. Stop the infusion and notify the physician
D. Apply cold compresses to the rash
Answer: B
Conceptual Explanation: This describes ‘Red Man Syndrome,’ which is a rate-dependent
reaction. The priority is to slow the infusion rate rather than stopping it entirely, as it is not
a true allergic reaction.
3. Which of the following instructions is most critical for a patient starting Alendronate for
osteoporosis?
A. Take with a full glass of milk to increase absorption
B. Remain upright for 30 minutes after taking the medication
C. Take right before bed with a small snack
D. Exercise immediately after taking the pill to stimulate bone growth
Answer: B
Conceptual Explanation: Alendronate can cause severe esophageal irritation and
ulceration; patients must remain upright for at least 30 minutes and take it with a full glass
of water on an empty stomach.
, 4. A nurse is caring for a patient on Warfarin therapy. Which lab value should be monitored
to determine the effectiveness and safety of the dose?
A. aPTT
B. Platelet count
C. Creatinine clearance
D. INR
Answer: D
Conceptual Explanation: The International Normalized Ratio (INR) is the standard
monitoring parameter for Warfarin therapy. aPTT is used for Heparin.
5. A patient is prescribed Rifampin for the treatment of Tuberculosis. Which side effect
should the nurse warn the patient about?
A. Peripheral neuropathy
B. Tinnitus
C. Severe muscle pain
D. Orange-colored discoloration of urine and tears
Answer: D
Conceptual Explanation: Rifampin commonly causes a harmless reddish-orange
discoloration of bodily fluids, including urine, sweat, and tears.
EXAM QUESTIONS WITH 100%
VERIFIED ANSWERS
1. A patient is prescribed Digoxin for heart failure. Which of the following electrolyte
imbalances would most significantly increase the risk of Digoxin toxicity?
A. Hyperkalemia
B. Hypercalcemia
C. Hypokalemia
D. Hyponatremia
Answer: C
Conceptual Explanation: Hypokalemia (low potassium) increases the risk of digoxin
toxicity because potassium and digoxin compete for the same binding sites on the Na+/K+
ATPase pump.
2. A patient receiving Vancomycin intravenously begins to develop flushing, hypotension, and
a red rash on the face and upper torso. What is the nurse’s priority action?
A. Administer diphenhydramine immediately
,B. Slow the infusion rate
C. Stop the infusion and notify the physician
D. Apply cold compresses to the rash
Answer: B
Conceptual Explanation: This describes ‘Red Man Syndrome,’ which is a rate-dependent
reaction. The priority is to slow the infusion rate rather than stopping it entirely, as it is not
a true allergic reaction.
3. Which of the following instructions is most critical for a patient starting Alendronate for
osteoporosis?
A. Take with a full glass of milk to increase absorption
B. Remain upright for 30 minutes after taking the medication
C. Take right before bed with a small snack
D. Exercise immediately after taking the pill to stimulate bone growth
Answer: B
Conceptual Explanation: Alendronate can cause severe esophageal irritation and
ulceration; patients must remain upright for at least 30 minutes and take it with a full glass
of water on an empty stomach.
, 4. A nurse is caring for a patient on Warfarin therapy. Which lab value should be monitored
to determine the effectiveness and safety of the dose?
A. aPTT
B. Platelet count
C. Creatinine clearance
D. INR
Answer: D
Conceptual Explanation: The International Normalized Ratio (INR) is the standard
monitoring parameter for Warfarin therapy. aPTT is used for Heparin.
5. A patient is prescribed Rifampin for the treatment of Tuberculosis. Which side effect
should the nurse warn the patient about?
A. Peripheral neuropathy
B. Tinnitus
C. Severe muscle pain
D. Orange-colored discoloration of urine and tears
Answer: D
Conceptual Explanation: Rifampin commonly causes a harmless reddish-orange
discoloration of bodily fluids, including urine, sweat, and tears.
