RN ATI Pharmacology Exam Retake Questions with Verified 100% Answers (2024/2025).

RN ATI Pharmacology
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g Exam Retake Questions
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with Verified 100%
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gAnswers (2024/2025). g




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1. Which of the following medications is most commonly used to treat
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hypertension?
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A) Lisinopril
B) Prednisone
C) Digoxin
D) Lorazepam
Answer: A) Lisinopril
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Rationale: Lisinopril is an ACE inhibitor, which is commonly prescribed to manage
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ghypertension (high blood pressure). Prednisone is a corticosteroid used for
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inflammation, Digoxin is used for heart failure and arrhythmias, and Lorazepam is
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gan anxiolytic medication.
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2. What is the primary action of beta-blockers in the treatment of heart failure?
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A) Decrease heart rate and blood pressure
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B) Increase blood flow to the brain
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C) Dilate blood vessels
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D) Increase the strength of heart contractions
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Answer: A) Decrease heart rate and blood pressure
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Rationale: Beta-blockers decrease the heart rate and blood pressure, reducing the
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heart's workload, which is beneficial in managing heart failure. They do not
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primarily dilate blood vessels or increase the strength of heart contractions.
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3. Which of the following is a common side effect of opioids?
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A) Diarrhea
B) Insomnia
C) Constipation
D) Tachycardia
Answer: C) Constipation
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Rationale: Opioids commonly cause constipation due to their effect on slowing
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gastrointestinal motility. Diarrhea, insomnia, and tachycardia are not typical side
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effects of opioids.
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4. What is the antidote for a heparin overdose?
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A) Vitamin K g



B) Protamine sulfate g



C) Naloxone
D) Glucagon
Answer: B) Protamine sulfate
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Rationale: Protamine sulfate is the specific antidote for heparin overdose. Vitamin
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K is used for warfarin overdose, naloxone reverses opioid overdose, and glucagon
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is used for severe hypoglycemia.
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5. A nurse is administering a diuretic to a patient with heart failure. What
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electrolyte imbalance should the nurse monitor for?
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A) Hyperkalemia
B) Hyponatremia
C) Hypocalcemia
D) Hypermagnesemia
Answer: B) Hyponatremia g g




Rationale: Diuretics, especially thiazides and loop diuretics, can lead to low
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sodium levels (hyponatremia) as they increase urine output. Hyperkalemia and
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hypocalcemia are not as common, and hypermagnesemia is not typically
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associated with diuretic use.
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6. A patient on warfarin therapy has an INR of 5. What is the most appropriate
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nursing action?
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