HESI RN
HESI Fundamentals Practice Test
1. A client is admitted with a diagnosis of chronic obstructive pulmonary disease (COPD) exacerbation. Which intervention should the nurse implement first?
- A. Administer bronchodilators as prescribed.
- B. Administer oxygen via nasal cannula.
- C. Encourage the client to cough and deep breathe.
- D. Position the client in high Fowler's position.
Correct answer: B
Rationale: Administering oxygen via nasal cannula (B) is the priority intervention for a client with COPD exacerbation to improve oxygenation. In COPD exacerbation, there is impaired gas exchange leading to hypoxemia, making oxygen therapy the initial priority. Administering bronchodilators (A) helps with bronchodilation but should come after ensuring adequate oxygenation. Encouraging coughing and deep breathing (C) and positioning the client in high Fowler's position (D) are also beneficial interventions, but the first step is to address the oxygenation needs of the client.
2. When caring for a client in hemorrhagic shock, how should the nurse position the client?
- A. Flat in bed with legs elevated.
- B. Flat in bed.
- C. Trendelenburg position.
- D. Semi-Fowler's position.
Correct answer: A
Rationale: When caring for a client in hemorrhagic shock, the nurse should position the client flat in bed with legs elevated. Elevating the legs helps increase venous return to the heart, aiding in the management of hemorrhagic shock by maintaining perfusion to vital organs.
3. The client is being instructed on the proper use of a metered-dose inhaler. Which instruction should be provided to ensure the optimal benefits from the drug?
- A. Fill your lungs with air through your mouth and then compress the inhaler.
- B. Compress the inhaler while slowly breathing in through your mouth.
- C. Compress the inhaler while inhaling quickly through your nose.
- D. Exhale completely after compressing the inhaler and then inhale.
Correct answer: B
Rationale: The correct technique for using a metered-dose inhaler involves compressing the inhaler while slowly breathing in through the mouth. This method helps ensure that the medication reaches deep into the lungs, allowing for optimal bronchodilation effect. Inhaling quickly through the nose or filling the lungs with air before compressing the inhaler are not recommended techniques for using a metered-dose inhaler effectively.
4. During the digital removal of a fecal impaction, the nurse should stop the procedure and take corrective action if which client reaction is noted?
- A. Temperature increases from 98.8° to 99.0° F.
- B. Pulse rate decreases from 78 to 52 beats/min.
- C. Respiratory rate increases from 16 to 24 breaths/min.
- D. Blood pressure increases from 110/84 to 118/88 mmHg.
Correct answer: B
Rationale: During digital removal of a fecal impaction, a vagal response can occur due to stimulation of the anal sphincter. If the client experiences bradycardia (pulse rate decreases), the nurse should stop the procedure immediately and take corrective action to prevent any complications. Choices A, C, and D are incorrect because they do not indicate a vagal response, which is the expected adverse reaction during this procedure.
5. A client with a diagnosis of hyperkalemia is receiving sodium polystyrene sulfonate (Kayexalate). Which laboratory value should the nurse monitor to evaluate the effectiveness of this medication?
- A. Serum sodium level.
- B. Serum potassium level.
- C. Serum calcium level.
- D. Serum glucose level.
Correct answer: B
Rationale: The correct answer is B: Serum potassium level. Sodium polystyrene sulfonate (Kayexalate) is used to treat hyperkalemia by exchanging sodium ions for potassium ions in the intestines, leading to potassium removal from the body. Monitoring the serum potassium level allows the nurse to assess the effectiveness of this medication in lowering the elevated potassium levels. Serum sodium (A), calcium (C), and glucose (D) levels are not directly impacted by the action of sodium polystyrene sulfonate.
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