ATI RN
Proctored Pharmacology ATI
1. A client is receiving vancomycin. Which of the following laboratory results should be monitored to evaluate the therapeutic effect of this medication?
- A. BUN
- B. Creatinine
- C. Hemoglobin
- D. White blood cell count
Correct answer: B
Rationale: Corrected Rationale: Creatinine levels should be monitored to evaluate vancomycin's effect on kidney function. Vancomycin can be nephrotoxic, so monitoring creatinine levels helps assess renal function and ensure that the medication is not causing harm to the kidneys. Monitoring BUN (choice A) is important for assessing kidney function but is not as specific as monitoring creatinine levels. Hemoglobin (choice C) and white blood cell count (choice D) are not directly related to evaluating the therapeutic effect of vancomycin.
2. A healthcare professional is preparing to administer Haloperidol 2 mg PO every 12 hr. The available dosage is haloperidol 1 mg/tablet. How many tablets should the healthcare professional administer?
- A. 1 tablet
- B. 2 tablets
- C. 3 tablets
- D. 4 tablets
Correct answer: B
Rationale: To determine the number of tablets needed, divide the desired dose by the dose per tablet. In this case, (2 mg / 1 mg/tablet) = 2 tablets required to administer the prescribed dose of Haloperidol.
3. A client is starting a course of Metronidazole to treat an infection. For which of the following adverse effects should the client stop taking Metronidazole and notify the provider?
- A. Metallic taste
- B. Nausea
- C. Ataxia
- D. Dark-colored urine
Correct answer: C
Rationale: The correct answer is C, 'Ataxia.' Ataxia is a sign of central nervous system (CNS) toxicity, which can be a severe adverse effect of Metronidazole. Metallic taste and nausea are common side effects of Metronidazole but do not require stopping the medication unless they persist or worsen. Dark-colored urine is not typically associated with Metronidazole and does not indicate a severe adverse effect.
4. A healthcare provider is preparing to administer an IV bolus of Morphine to a client for pain management. Which of the following assessments is the healthcare provider's priority?
- A. Respiratory rate
- B. Pain level
- C. Blood pressure
- D. Level of consciousness
Correct answer: A
Rationale: The priority assessment for a healthcare provider preparing to administer an IV bolus of Morphine is the client's respiratory rate. Morphine can cause respiratory depression as a significant adverse effect, so monitoring the respiratory rate is crucial to detect any signs of respiratory compromise and intervene promptly. Assessing the respiratory rate takes precedence over other assessments because respiratory depression can lead to serious complications. While pain level, blood pressure, and level of consciousness are important assessments, they are not the priority when administering Morphine, as the risk of respiratory depression is a more immediate concern.
5. What is the therapeutic class of Valproate?
- A. Anticoagulant
- B. Antianxiety, benzodiazepines
- C. Anticonvulsant, vascular headache suppressant
- D. Mood stabilizer
Correct answer: C
Rationale: Valproate belongs to the therapeutic class of anticonvulsants. It is primarily used to manage seizures but is also effective in treating vascular headaches. Therefore, it is not classified as an anticoagulant, antianxiety medication, or mood stabilizer. Option A, anticoagulant, is incorrect as valproate does not have anticoagulant properties. Option B, antianxiety benzodiazepines, is incorrect as valproate is not primarily used to treat anxiety disorders with benzodiazepines. Option D, mood stabilizer, is incorrect as valproate is not classified as a mood stabilizer, although it can be used in some cases for mood disorders, its primary therapeutic class is anticonvulsant.
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