ATI RN
ATI Pharmacology Proctored Exam 2023
1. A patient on a medical-surgical unit administers a hypnotic medication to an older adult client at 2100. The next morning, the client is drowsy and wants to sleep instead of eating breakfast. Which of the following factors should the nurse identify as a possible reason for the client's drowsiness?
- A. Reduced cardiac function
- B. First-pass effect
- C. Reduced hepatic function
- D. Increased gastric motility
Correct answer: C
Rationale: In older adults, reduced hepatic function can lead to prolonged effects of medications metabolized by the liver. This prolonged effect may result in drowsiness the next morning. Adjusting the dosage of the hypnotic medication may be necessary for this client. Choices A, B, and D are incorrect. Reduced cardiac function (Choice A) is not typically associated with drowsiness due to medication effects. The first-pass effect (Choice B) relates to the initial metabolism of a drug in the liver before reaching systemic circulation, which is not directly linked to drowsiness the next morning. Increased gastric motility (Choice D) does not commonly cause drowsiness as described in the scenario.
2. A client has a new prescription for Losartan. Which of the following client statements indicates an understanding of the teaching?
- A. I will increase my intake of potassium-rich foods.
- B. I will take the medication with a full glass of milk.
- C. I should monitor my blood pressure weekly.
- D. I will take the medication every other day.
Correct answer: C
Rationale: The correct answer is C: 'I should monitor my blood pressure weekly.' Monitoring blood pressure regularly is crucial for clients taking Losartan, an angiotensin II receptor blocker, to ensure effective management of hypertension. This medication works to dilate blood vessels, lowering blood pressure, so monitoring is essential to assess its effectiveness. Choices A, B, and D are incorrect because increasing potassium-rich foods can be harmful due to the potassium-sparing effect of Losartan, taking the medication with milk is not recommended, and adherence to the prescribed daily dosing schedule is necessary for optimal therapeutic outcomes.
3. Why has an ACE inhibitor been prescribed following an MI?
- A. “This medication will lower your potassium level.”
- B. “ACE inhibitors have been found to reduce mortality following MI.”
- C. “ACE inhibitors are always prescribed with a beta blocker and calcium channel blocker following an MI.”
- D. “This medication will treat your hypotension.”
Correct answer: B
Rationale: Following a myocardial infarction (MI), ACE inhibitors are commonly prescribed due to their proven benefit in reducing mortality and improving outcomes post-MI. These medications help by decreasing the workload of the heart, preventing remodeling of the heart chambers, and improving survival rates. While ACE inhibitors may have effects on potassium levels, the primary reason for their prescription post-MI is their mortality-reducing properties.
4. When a nurse assesses a client's IV catheter insertion site and notes a hematoma, which of the following actions should the nurse take? (Select all that apply.)
- A. Stop the infusion.
- B. Apply alcohol to the insertion site.
- C. Apply warm compresses to the insertion site.
- D. Elevate the client's arm.
Correct answer: C
Rationale: When a nurse detects a hematoma at the IV catheter insertion site, applying warm compresses is beneficial as it can promote healing by enhancing circulation and reducing swelling. Elevating the client's arm helps in reducing edema, which can relieve pressure, pain, and further bleeding in the hematoma area. Stopping the infusion may be necessary in certain situations, but it is not a standard action for all hematoma cases. Applying alcohol to the insertion site is discouraged as it can cause irritation and may not aid in resolving the hematoma.
5. ACE Inhibitors are used in the treatment of all EXCEPT:
- A. Hypertension
- B. Heart Failure
- C. Hypotension
- D. Diabetic nephropathy
Correct answer: C
Rationale: ACE inhibitors are commonly used in the treatment of hypertension, heart failure, and diabetic nephropathy due to their ability to reduce blood pressure, improve heart function, and protect the kidneys. However, they are not indicated for hypotension as they can further lower blood pressure, worsening the condition. Therefore, the correct answer is C. Choice A, hypertension, is correct as ACE inhibitors are a first-line treatment for this condition. Choice B, heart failure, is also correct as ACE inhibitors help improve heart function in patients with heart failure. Choice D, diabetic nephropathy, is correct as ACE inhibitors can slow the progression of kidney damage in diabetic patients.
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