ATI RN
ATI Pharmacology Test Bank
1. A client has a new prescription for Methotrexate to treat Rheumatoid Arthritis. Which of the following instructions should the nurse provide?
- A. Take this medication with food to prevent nausea.
- B. Drink plenty of fluids to stay hydrated while on this medication.
- C. Avoid alcohol while taking this medication.
- D. Wear sunscreen when outdoors while taking this medication.
Correct answer: C
Rationale: The correct instruction for a client taking Methotrexate is to avoid alcohol, as it can increase the risk of liver damage. Alcohol consumption should be avoided to prevent potential adverse effects while on this medication.
2. A healthcare professional is caring for a client who is receiving treatment with carboplatin. Which of the following findings should the healthcare professional monitor?
- A. Hyperglycemia
- B. Ototoxicity
- C. Hypertension
- D. Bradycardia
Correct answer: B
Rationale: The healthcare professional should monitor the client for ototoxicity when receiving carboplatin. Ototoxicity is a known serious adverse effect associated with this medication, characterized by damage to the inner ear structures leading to hearing loss or balance issues. Monitoring for hearing changes and balance problems is crucial to detect ototoxicity early and prevent further complications. Hyperglycemia, hypertension, and bradycardia are not typically associated with carboplatin therapy.
3. A healthcare professional in a provider's clinic is caring for a client who reports erectile dysfunction and requests a prescription for sildenafil. Which of the following medications currently prescribed for the client is a contraindication to taking sildenafil?
- A. Isosorbide
- B. Phenytoin
- C. Metronidazole
- D. Prednisone
Correct answer: A
Rationale: Sildenafil is contraindicated with nitrates like isosorbide due to the risk of severe hypotension. Isosorbide is a nitrate that can potentiate the hypotensive effects of sildenafil, leading to a dangerous drop in blood pressure. Therefore, it is essential to avoid concurrent use of isosorbide and sildenafil to prevent adverse effects. Phenytoin, metronidazole, and prednisone do not have significant interactions with sildenafil and are not contraindicated when used together.
4. A client is prescribed Propranolol for a dysrhythmia. Which of the following actions should the nurse plan to take?
- A. Hold Propranolol if the client's apical pulse is greater than 100/min.
- B. Administer Propranolol to decrease the client's blood pressure.
- C. Assist the client with sitting up or standing after taking this medication.
- D. Monitor the client for hypokalemia due to the risk of Propranolol toxicity.
Correct answer: C
Rationale: The correct action the nurse should plan to take when administering Propranolol is to assist the client when sitting up or standing after taking the medication. Propranolol can lead to orthostatic hypotension, causing dizziness upon sudden position changes. It is essential to help the client with position changes to prevent falls or injury. Holding Propranolol if the client's apical pulse is greater than 100/min (Choice A) is incorrect because Propranolol is often used to manage dysrhythmias and slowing down the heart rate. Administering Propranolol to decrease the client's blood pressure (Choice B) is not the primary indication for using this medication. Monitoring the client for hypokalemia due to the risk of Propranolol toxicity (Choice D) is not a direct effect of Propranolol; rather, it is more related to other medications like diuretics.
5. What is the pharmacological action of metformin?
- A. Blocks stimulation of beta1 and beta2.
- B. Blocks vasoconstriction and aldosterone.
- C. Acts at many levels in the CNS to produce an anxiolytic effect.
- D. Decreases hepatic glucose production.
Correct answer: D
Rationale: The correct answer is D: Decreases hepatic glucose production. Metformin's primary pharmacological action is to decrease hepatic glucose production, leading to lower blood sugar levels and improved insulin sensitivity in the liver. Choices A, B, and C are incorrect because metformin does not block stimulation of beta1 and beta2 receptors, vasoconstriction, aldosterone, or act in the CNS to produce an anxiolytic effect. Therefore, these options are not reflective of metformin's mechanism of action.
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