ATI RN
ATI Pharmacology Proctored Exam 2023
1. A client has a new prescription for Propranolol. Which of the following findings should be identified as a contraindication to this medication?
- A. Asthma
- B. Diabetes mellitus
- C. Hypertension
- D. Glaucoma
Correct answer: A
Rationale: Corrected Rationale: Propranolol is a non-selective beta-blocker that can cause bronchoconstriction, making it contraindicated for clients with asthma. Asthma is a contraindication due to the potential for worsening bronchoconstriction and exacerbating respiratory symptoms. Choice B, diabetes mellitus, is not a contraindication for Propranolol. Choice C, hypertension, is actually an indication for Propranolol as it is commonly used to treat hypertension. Choice D, glaucoma, is not a contraindication for Propranolol use.
2. A client asks the nurse to explain the difference between stable and unstable angina. What is the best response by the nurse?
- A. "Stable angina is predictable in its frequency, intensity, and duration. Unstable angina is when angina episodes become more frequent or severe, and occur during periods of rest."?
- B. "Unstable angina is caused by spasms of the coronary arteries. Stable angina is when angina episodes become more frequent or severe, and occur during periods of rest."?
- C. "Unstable angina is predictable in its frequency, intensity, and duration. Stable angina is when angina episodes become more frequent or severe, and occur during periods of rest."?
- D. "Stable angina is caused by spasms of the coronary arteries. Unstable angina is when angina episodes become more frequent or severe, and occur during periods of rest."?
Correct answer: A
Rationale: Stable angina is typically triggered by physical exertion or emotional stress and is predictable in its frequency, intensity, and duration. In contrast, unstable angina is characterized by angina episodes that are unexpected, more severe, prolonged, and can occur at rest. Understanding these differences can help healthcare providers assess and manage angina episodes effectively, ensuring appropriate interventions are implemented promptly based on the type of angina present.
3. When caring for a client prescribed warfarin, which laboratory test should the nurse monitor to evaluate the therapeutic effect of the medication?
- A. aPTT
- B. Platelet count
- C. BUN
- D. PT/INR
Correct answer: D
Rationale: The correct laboratory test to monitor the therapeutic effect of warfarin is the PT/INR. Warfarin affects blood clotting, and the PT/INR levels indicate the effectiveness of the medication in preventing clot formation. Therefore, monitoring PT/INR levels helps ensure that the client is within the therapeutic range and is protected from potential complications related to clotting. Choice A (aPTT) is incorrect because while it measures the clotting time, it is not the preferred test for monitoring warfarin therapy. Choice B (Platelet count) is incorrect as it assesses the number of platelets and not the medication's therapeutic effect. Choice C (BUN) is unrelated to monitoring the effects of warfarin therapy and is primarily used to assess kidney function.
4. A client has a new prescription for Atorvastatin. Which of the following instructions should be included?
- A. Take this medication with food.
- B. Avoid drinking grapefruit juice.
- C. Take this medication in the morning.
- D. Increase your intake of potassium-rich foods.
Correct answer: B
Rationale: The correct answer is to avoid drinking grapefruit juice when taking Atorvastatin. Grapefruit juice can interfere with the metabolism of Atorvastatin, leading to increased blood levels of the medication, which can result in a higher risk of adverse effects, such as muscle pain and liver damage. It is important for the client to follow this instruction to ensure the safe and effective use of Atorvastatin. Choices A, C, and D are incorrect. While taking Atorvastatin with food may be recommended for some individuals to reduce stomach upset, it is not a crucial instruction. The timing of Atorvastatin administration can vary depending on individual needs and is not universally fixed to the morning. Increasing potassium-rich foods is not directly related to Atorvastatin use and is not a standard precautionary measure associated with this medication.
5. What is a serious adverse reaction to penicillin?
- A. Liver Failure
- B. Anaphylaxis
- C. Respiratory Depression
- D. Edema
Correct answer: B
Rationale: The correct answer is B: Anaphylaxis. Anaphylaxis is a severe allergic reaction that can occur as a serious adverse reaction to penicillin. It is a life-threatening condition that requires immediate medical attention. Choices A, C, and D are incorrect. Liver failure is not a typical adverse reaction to penicillin, respiratory depression is more commonly associated with opioid medications, and edema is not a common severe adverse reaction to penicillin.
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