HESI RN
HESI Pharmacology Practice Exam
1. A postoperative client has received a dose of naloxone hydrochloride for respiratory depression shortly after transfer to the nursing unit from the postanesthesia care unit. After administration of the medication, the nurse checks the client for:
- A. Pupillary changes
- B. Scattered lung wheezes
- C. Sudden increase in pain
- D. Sudden episodes of diarrhea
Correct answer: C
Rationale: Naloxone hydrochloride is an antidote to opioids and may be administered to postoperative clients to address respiratory depression. This medication can also reverse the effects of analgesics, potentially leading to a sudden increase in pain. Therefore, the nurse must assess the client for any unexpected rise in pain levels after naloxone administration. Choices A, B, and D are incorrect because pupillary changes, scattered lung wheezes, and sudden episodes of diarrhea are not typically associated with naloxone administration for respiratory depression.
2. When a client is taking lansoprazole (Prevacid), which question should the nurse ask during data collection to determine medication effectiveness?
- A. Has your appetite increased?
- B. Are you experiencing any heartburn?
- C. Do you have any problems with vision?
- D. Do you experience any leg pain when walking?
Correct answer: B
Rationale: When a client is taking lansoprazole (Prevacid), a gastric acid pump inhibitor used to treat gastroesophageal reflux disease (GERD), the nurse should ask if the client is experiencing any heartburn to determine medication effectiveness. Heartburn is a common symptom of GERD, and the reduction of heartburn indicates the effectiveness of lansoprazole in managing acid reflux symptoms. Choices A, C, and D are not relevant to assessing the effectiveness of lansoprazole for GERD.
3. A histamine (H2)-receptor antagonist will be prescribed for a client. The nurse understands that which medications are H2-receptor antagonists? Select one that doesn't apply.
- A. Nizatidine (Axid)
- B. Ranitidine (Zantac)
- C. Famotidine (Pepcid)
- D. Ibuprofen (Motrin)
Correct answer: D
Rationale: H2-receptor antagonists like Nizatidine, Ranitidine, and Famotidine are used to suppress gastric acid secretion, relieve heartburn symptoms, and prevent complications of peptic ulcer disease. Ibuprofen, on the other hand, is a nonsteroidal anti-inflammatory drug (NSAID) commonly used for pain relief and inflammation, but it is not an H2-receptor antagonist. It is essential to differentiate between these medication classes to ensure appropriate treatment for gastrointestinal conditions.
4. Atenolol hydrochloride (Tenormin) is prescribed for a hospitalized client. The nurse should perform which of the following as a priority action before administering the medication?
- A. Listen to the client's lung sounds.
- B. Check the client's blood pressure.
- C. Check the recent electrolyte levels.
- D. Assess the client for muscle weakness.
Correct answer: B
Rationale: Atenolol hydrochloride is a beta-blocker used to treat hypertension. Checking the client's blood pressure is crucial before administration.
5. The client has reinforced instructions for taking cholestyramine (Questran). Which statement indicates a need for further instructions?
- A. I will continue taking vitamin supplements.
- B. This medication will help lower my cholesterol.
- C. This medication should only be taken with water.
- D. A high-fiber diet is important while taking this medication.
Correct answer: C
Rationale: The correct answer is C because cholestyramine should not only be taken with water. Flavored products or fruit juices can improve the taste. Choices A, B, and D are all correct statements. It is important for the client to continue taking vitamin supplements, understand that cholestyramine helps lower cholesterol, and maintain a high-fiber diet while taking this medication to enhance its effectiveness.
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