ATI RN
ATI Pharmacology Proctored Exam 2019
1. A client with Diabetes is experiencing Nausea due to Gastroparesis. The healthcare provider should anticipate a prescription for which of the following medications?
- A. Lubiprostone
- B. Metoclopramide
- C. Bisacodyl
- D. Loperamide
Correct answer: B
Rationale: Metoclopramide, a dopamine antagonist, is indicated for treating nausea and increasing gastric motility. In the context of diabetic gastroparesis, it can alleviate bloating and nausea by enhancing gastric emptying. Lubiprostone (Choice A) is a chloride channel activator used for chronic idiopathic constipation and irritable bowel syndrome with constipation. Bisacodyl (Choice C) is a stimulant laxative primarily used for constipation. Loperamide (Choice D) is an anti-diarrheal agent and would not be appropriate for treating nausea and gastroparesis.
2. A client is taking Propylthiouracil. For which of the following adverse effects of this medication should the nurse monitor?
- A. Bradycardia
- B. Insomnia
- C. Heat intolerance
- D. Weight loss
Correct answer: A
Rationale: Propylthiouracil is a medication used to treat hyperthyroidism. One of the adverse effects of Propylthiouracil is bradycardia, which is a slower than normal heart rate. Since the medication works by decreasing thyroid hormone production, it can lead to hypothyroidism as a side effect, causing bradycardia. Therefore, the nurse should monitor the client for signs and symptoms of bradycardia while taking Propylthiouracil. Choices B, C, and D are incorrect because insomnia, heat intolerance, and weight loss are not typically associated adverse effects of Propylthiouracil.
3. A healthcare professional reviewing a client's medical record notes a new prescription for verifying the trough level of the client's medication. Which of the following actions should the professional take?
- A. Obtain a blood specimen immediately prior to administering the next dose of medication.
- B. Verify that the client has been taking the medication for 24 hours before obtaining a blood specimen.
- C. Ask the client to provide a urine specimen after the next dose of medication.
- D. Administer the medication, and obtain a blood specimen 30 minutes later.
Correct answer: A
Rationale: To verify trough levels of a medication, the healthcare professional should obtain a blood specimen immediately before administering the next dose of medication. This timing ensures an accurate representation of the medication's lowest concentration in the bloodstream, which is crucial for therapeutic monitoring and dose adjustments. Choice B is incorrect because waiting 24 hours after taking the medication would not provide an accurate trough level. Choice C is incorrect as urine specimens are not used to measure trough levels. Choice D is incorrect because obtaining a blood specimen 30 minutes after administering the medication would not reflect the trough level, as it is the lowest concentration before the next dose.
4. A client has an infection and a prescription for gentamicin intermittent IV bolus every 8 hr. A peak and trough is required with the next dose. Which of the following actions should be taken to obtain an accurate gentamicin serum level?
- A. Draw a trough level immediately prior to administering the medication and a peak level 30 min after the dose.
- B. Draw a peak level 90 min prior to administering the medication and a trough level 90 min after the dose.
- C. Draw a trough level immediately prior to administering the medication and a peak level 30 min after the dose.
- D. Draw a peak level at 0900 and a trough level at 2100.
Correct answer: C
Rationale: To obtain an accurate gentamicin serum level, the trough should be drawn immediately before administering the medication, and the peak level should be drawn 30 minutes after the dose. This timing allows for the assessment of the lowest and highest drug concentrations in the bloodstream, ensuring therapeutic levels are achieved while minimizing the risk of toxicity. Choice A is correct as it follows this timing protocol. Choices B and D have incorrect timing for peak and trough levels, which would not provide an accurate representation of the drug's concentration in the bloodstream.
5. A client is receiving epoetin alfa to treat anemia. Which of the following findings should the nurse monitor?
- A. Leukocytosis
- B. Hypertension
- C. Hyperkalemia
- D. Fever
Correct answer: B
Rationale: The nurse should monitor the client for hypertension when receiving epoetin alfa. Epoetin alfa stimulates red blood cell production, which can lead to increased blood pressure. Monitoring blood pressure is crucial to detect and manage hypertension promptly. Leukocytosis refers to an increased white blood cell count and is not directly related to epoetin alfa treatment. Hyperkalemia is an elevated potassium level, which is not a common adverse effect of epoetin alfa. Fever is not a typical finding associated with epoetin alfa therapy.
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