HESI LPN
Pharmacology HESI 55 Questions 2023
1. A client with hypertension is prescribed atenolol. The nurse should monitor the client for which potential side effect?
- A. Bradycardia
- B. Tachycardia
- C. Hypotension
- D. Hyperglycemia
Correct answer: A
Rationale: When a client is prescribed atenolol, a beta-blocker medication used to treat hypertension, the nurse should monitor for bradycardia as a potential side effect. Atenolol works by slowing the heart rate, and one common adverse effect is bradycardia, which is a slower than normal heart rate. Monitoring the client's heart rate is essential to detect and manage this potential side effect promptly. Choices B, C, and D are incorrect because atenolol typically does not cause tachycardia, hypotension, or hyperglycemia as primary side effects. Instead, bradycardia is a common concern due to the drug's mechanism of action in reducing heart rate.
2. In the immediate postoperative period, a client is prescribed morphine via a patient-controlled analgesia (PCA) pump. Which finding should the PN consider the highest priority in this client?
- A. Monitoring the expiration date of the PCA morphine
- B. Assessing the rate and depth of the client's respirations
- C. Reviewing the type of anesthesia used during the surgery
- D. Observing the client's signs of disorientation
Correct answer: B
Rationale: The highest priority for the PN is to assess the rate and depth of the client's respirations when a client is receiving morphine via a PCA pump. Respiratory depression is a life-threatening side effect of intravenous morphine administration. If the client's respiratory rate falls below 10 breaths/min, the PCA pump should be stopped, and the healthcare provider must be notified immediately to prevent further complications. Monitoring the expiration date of the PCA morphine is important but not the highest priority compared to assessing respiratory status. Reviewing the type of anesthesia used during the surgery is not directly related to the immediate management of the client receiving morphine via PCA. Observing signs of disorientation is also important but not as critical as assessing respirations for potential respiratory depression.
3. A postoperative client has a prescription for ketorolac 30mg IV q6h. Which response demonstrates that therapeutic levels of the medication have been achieved?
- A. Observe wound drainage for a change in appearance
- B. Assess the client's calves for inflammation
- C. Perform a pain assessment using a numeric scale
- D. Measure the client's intake and output
Correct answer: C
Rationale: The correct response is to perform a pain assessment using a numeric scale. Ketorolac is an NSAID prescribed for pain relief. Monitoring pain levels is crucial to evaluate the therapeutic effectiveness of the medication. Pain assessment helps determine if the medication is providing adequate pain relief, indicating that therapeutic levels have been achieved.
4. A client with chronic kidney disease is prescribed darbepoetin alfa. The nurse should monitor for which potential side effect?
- A. Hypertension
- B. Hypotension
- C. Hyperkalemia
- D. Hyperglycemia
Correct answer: A
Rationale: The correct answer is A: Hypertension. Darbepoetin alfa, used to treat anemia in chronic kidney disease, can lead to hypertension as a side effect. This medication stimulates red blood cell production, which can increase blood pressure. Monitoring blood pressure regularly is crucial to detect and manage this potential adverse effect. Choices B, C, and D are incorrect because hypotension, hyperkalemia, and hyperglycemia are not commonly associated with darbepoetin alfa therapy in chronic kidney disease.
5. Phenytoin is prescribed for a client who has a seizure disorder. Which statement by the client needs to be clarified by the healthcare provider?
- A. I should notify the healthcare provider if the color of my urine turns pink.
- B. I should never stop taking this medication abruptly.
- C. I should monitor my glucose levels closely since I am diabetic.
- D. I should take the medicine with antacids if gastric upset occurs.
Correct answer: D
Rationale: The correct answer is D because antacids should not be taken with phenytoin as they can decrease its effects. Taking antacids with phenytoin is not recommended. Choice A is correct; pink discoloration of urine can occur with phenytoin use. Choice B is also correct; abruptly stopping phenytoin can lead to seizures. Choice C is correct; monitoring glucose levels is important as phenytoin can increase glucose levels. Therefore, the statement about using antacids with phenytoin needs clarification.
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