Verified 100% Answers for RN ATI Pharmacology Exam Retake (2024/2025), Complete Question Guide.

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Answers for RN ATI
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g Pharmacology Exam g




Retake (2024/2025),
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Complete Question
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Guide.
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Question 1: g




Which of the following is the primary action of beta-blockers in treating
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hypertension?
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A) Increase heart rate g g



B) Decrease blood pressure by dilating blood vesselsg g g g g g



C) Decrease heart rate and reduce myocardial contractility
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D) Increase blood pressure by constricting blood vessels
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Answer: C) Decrease heart rate and reduce myocardial contractility
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Rationale: Beta-blockers block the beta-adrenergic receptors in the heart, which
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reduces heart rate, myocardial contractility, and consequently, blood pressure.
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This makes them effective in treating hypertension and other cardiovascular
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conditions.
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Question 2: g




A patient taking warfarin (Coumadin) is instructed to avoid eating large amounts
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gof leafy green vegetables. Which of the following is the rationale for this
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instruction?
A) Leafy green vegetables interfere with the absorption of warfarin.
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B) Leafy green vegetables are high in vitamin K, which can decrease the
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effectiveness of warfarin.
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C) Leafy green vegetables increase the risk of bleeding.
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D) Leafy green vegetables increase the metabolism of warfarin.
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Answer: B) Leafy green vegetables are high in vitamin K, which can decrease the
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effectiveness of warfarin.
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Rationale: Vitamin K is essential for the synthesis of clotting factors. Large
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amounts of vitamin K can interfere with the anticoagulant effect of warfarin,
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making it less effective in preventing blood clots.
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Question 3: g




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Which of the following side effects is commonly associated with the use of ACE
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inhibitors?
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A) Hyperkalemia
B) Hypokalemia
C) Tachycardia
D) Insomnia
Answer: A) Hyperkalemia
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Rationale: ACE inhibitors can cause hyperkalemia (high potassium levels) by
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inhibiting aldosterone secretion, which normally helps the kidneys excrete
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potassium. This can lead to potassium retention in the body.
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Question 4: g




A patient with asthma is prescribed albuterol. Which of the following is the most
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important nursing consideration when administering this medication?
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A) Monitor for signs of respiratory depression.
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B) Advise the patient to limit fluid intake.
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C) Monitor for signs of tachycardia.g g g g



D) Ensure that the patient remains on bed rest for at least an hour after
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administration.
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Answer: C) Monitor for signs of tachycardia.
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Rationale: Albuterol is a beta-agonist bronchodilator, which can stimulate the
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heart and cause tachycardia. Monitoring the heart rate is essential when using this
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medication to avoid excessive cardiovascular stimulation.
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Question 5: g




Which of the following medications should be avoided by a patient with a
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history of peptic ulcers?
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A) Acetaminophen (Tylenol) g



B) Ibuprofen (Advil) g




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