HESI RN
HESI Medical Surgical Practice Exam
1. A client with type 1 diabetes mellitus who jogs daily is being taught by a nurse about the preferred sites for insulin absorption. What is the most appropriate site for this client?
- A. Arms
- B. Legs
- C. Abdomen
- D. Iliac crest
Correct answer: C
Rationale: The abdomen is the most appropriate site for insulin absorption in a client who jogs. When a client is involved in physical activity like jogging, the abdomen is preferred as it provides more consistent absorption compared to the arms or legs, which can have altered absorption rates due to increased blood flow during exercise. The iliac crest is not a common site for insulin injections and may not provide optimal absorption rates compared to the abdomen.
2. The patient is receiving sulfadiazine. The healthcare provider knows that this patient’s daily fluid intake should be at least which amount?
- A. 1000 mL/day
- B. 1200 mL/day
- C. 2000 mL/day
- D. 2400 mL/day
Correct answer: C
Rationale: Sulfadiazine may lead to crystalluria, a condition where crystals form in the urine. Adequate fluid intake helps prevent this adverse effect by ensuring urine is dilute enough to prevent crystal formation. The recommended daily fluid intake for a patient receiving sulfadiazine is at least 2000 mL/day. Choices A, B, and D are incorrect because they do not provide a sufficient amount of fluid intake to prevent crystalluria in patients on sulfadiazine.
3. What is the primary purpose of administering anticoagulants to a patient with atrial fibrillation?
- A. To reduce blood pressure.
- B. To prevent clot formation.
- C. To prevent arrhythmias.
- D. To reduce inflammation.
Correct answer: B
Rationale: The primary purpose of administering anticoagulants to a patient with atrial fibrillation is to prevent clot formation. Patients with atrial fibrillation are at an increased risk of forming blood clots in the heart, which can lead to stroke if they travel to the brain. Anticoagulants help to reduce this risk by inhibiting the clotting process. Therefore, choices A, C, and D are incorrect because anticoagulants do not primarily aim to reduce blood pressure, prevent arrhythmias, or reduce inflammation in patients with atrial fibrillation.
4. A female patient who is allergic to penicillin will begin taking an antibiotic to treat a lower respiratory tract infection. The patient tells the nurse that she almost always develops a vaginal yeast infection when she takes antibiotics and that she will take fluconazole (Diflucan) with the antibiotic being prescribed. Which macrolide should the nurse question for this patient?
- A. Azithromycin (Zithromax)
- B. Clarithromycin (Biaxin)
- C. Erythromycin (E-Mycin)
- D. Fidaxomicin (Dificid)
Correct answer: C
Rationale: The nurse should question the prescription of erythromycin for this patient. When erythromycin is given concurrently with fluconazole, erythromycin blood concentration and the risk of sudden cardiac death increase. Therefore, it is not recommended to use erythromycin in combination with fluconazole for this patient. Azithromycin, clarithromycin, and fidaxomicin are alternative macrolide antibiotics that can be considered for this patient without the same risk of interactions when used with fluconazole.
5. An unlicensed assistive personnel (UAP) reports to the nurse that a client with a postoperative wound infection has a temperature of 103°F (39.4°C), blood pressure of 90/70, pulse of 124 beats/minute, and respirations of 28 breaths/minute. When assessing the client, findings include mottled skin appearance and confusion. Which action should the nurse take first?
- A. Transfer the client to the ICU.
- B. Initiate an infusion of intravenous (IV) fluids.
- C. Assess the client's core temperature.
- D. Obtain a wound specimen for culture.
Correct answer: B
Rationale: Initiating an infusion of IV fluids is the priority action to stabilize blood pressure in a client with signs of sepsis. Intravenous fluids help maintain perfusion to vital organs and prevent further deterioration. Option A is not the immediate priority as stabilizing the client's condition can be initiated in the current setting. Option C, assessing the client's core temperature, is important but not the most critical action at this time. Option D, obtaining a wound specimen for culture, is important for identifying the causative organism but is not the first priority in managing a client with signs of sepsis.
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