HESI RN
HESI Pharmacology Practice Exam
1. A client with heart failure is prescribed furosemide (Lasix) and digoxin (Lanoxin). Which instruction should the nurse include in the client's teaching plan?
- A. Avoid foods high in potassium.
- B. Report a pulse rate less than 60 beats per minute.
- C. Take the medications in the morning.
- D. Weigh yourself daily.
Correct answer: B
Rationale: The correct answer is B. The nurse should instruct the client to report a pulse rate less than 60 beats per minute, as it could indicate digoxin toxicity. Consuming potassium-rich foods is encouraged due to the potential for furosemide (Lasix) to cause hypokalemia. The medications should be taken in the morning to prevent nocturia. Weighing oneself daily is important to monitor for fluid retention, a crucial aspect in managing heart failure. Therefore, choices A, C, and D are incorrect as they do not address the specific teaching point related to digoxin and its potential toxicity.
2. The client has a PRN prescription for ondansetron (Zofran). For which condition should this medication be administered to the postoperative client?
- A. Paralytic ileus
- B. Incisional pain
- C. Urinary retention
- D. Nausea and vomiting
Correct answer: D
Rationale: Ondansetron, also known as Zofran, is an antiemetic medication primarily used to treat nausea and vomiting. In the postoperative setting, it is commonly administered to manage postoperative nausea and vomiting, which are frequent occurrences after surgery. Ondansetron works by blocking serotonin, a natural substance in the body that can trigger nausea and vomiting. It is also utilized to manage chemotherapy-induced nausea and vomiting. Therefore, the correct condition for which ondansetron should be administered to the postoperative client is nausea and vomiting.
3. The client has a new prescription for metoclopramide (Reglan). On review of the chart, the nurse identifies that this medication can be safely administered with which condition?
- A. Intestinal obstruction
- B. Peptic ulcer with melena
- C. Diverticulitis with perforation
- D. Vomiting following cancer chemotherapy
Correct answer: D
Rationale: Metoclopramide, also known as Reglan, is commonly used to manage vomiting following cancer chemotherapy. It acts as a gastrointestinal stimulant and antiemetic, aiding in relieving nausea and vomiting associated with chemotherapy. Metoclopramide should be avoided in conditions like intestinal obstruction, peptic ulcer with melena, and diverticulitis with perforation due to its prokinetic properties that can worsen these conditions. Therefore, the correct answer is D: Vomiting following cancer chemotherapy.
4. What instruction should be included in the client's teaching plan when prescribed montelukast (Singulair) for asthma?
- A. Take the medication as needed for asthma attacks.
- B. Take the medication in the evening.
- C. Increase fluid intake while taking this medication.
- D. Use the medication before exercise.
Correct answer: B
Rationale: The correct instruction to include in the teaching plan for a client prescribed montelukast (Singulair) is to take the medication in the evening. Montelukast is most effective when taken in the evening to provide optimal control of asthma symptoms. It is not intended for use as a rescue medication for asthma attacks. There is no specific recommendation to increase fluid intake or use the medication before exercise in relation to montelukast therapy.
5. The healthcare provider is analyzing the laboratory results of a client with leukemia who has received a regimen of chemotherapy. Which laboratory value would the healthcare provider specifically note as a result of the massive cell destruction that occurred from the chemotherapy?
- A. Anemia
- B. Decreased platelets
- C. Increased uric acid level
- D. Decreased leukocyte count
Correct answer: C
Rationale: Following chemotherapy for leukemias and lymphomas, hyperuricemia is common due to the massive cell kill. Chemotherapy leads to the rapid destruction of cancer cells, releasing large amounts of nucleic acids, which are broken down into uric acid. Monitoring and managing uric acid levels are crucial to prevent complications such as renal damage and gout.
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