HESI RN
Evolve HESI Medical Surgical Practice Exam
1. The patient has a heart rate of 98 beats per minute and a blood pressure of 82/58 mm Hg, is lethargic, complaining of muscle weakness, and has had gastroenteritis for several days. Based on these findings, which sodium value would the nurse expect?
- A. 126 mEq/L
- B. 140 mEq/L
- C. 145 mEq/L
- D. 158 mEq/L
Correct answer: A
Rationale: The patient's presentation of tachycardia, hypotension, lethargy, muscle weakness, and gastroenteritis suggests hyponatremia. Hyponatremia is characterized by a serum sodium level below the normal range of 135-145 mEq/L. A serum sodium level of 126 mEq/L falls significantly below this range, indicating hyponatremia. Choice B (140 mEq/L) and Choice C (145 mEq/L) are within the normal range for serum sodium levels and would not explain the patient's symptoms. Choice D (158 mEq/L) is above the normal range and would indicate hypernatremia, which is not consistent with the patient's presentation.
2. The nurse is preparing to begin a medication regimen for a patient who will receive intravenous ampicillin and gentamicin. Which is an important nursing action?
- A. Administer each antibiotic to infuse over 15 to 20 minutes.
- B. Order serum peak and trough levels of ampicillin.
- C. Prepare the schedule so that the drugs are given at the same time.
- D. Set up separate tubing sets for each drug labeled with the drug name and date.
Correct answer: D
Rationale: When administering intravenous aminoglycosides like gentamicin with penicillins such as ampicillin, it is crucial to avoid mixing them in the same container. Separate tubing sets labeled with the drug name and date should be used to prevent interactions between the medications. Administering each antibiotic over 15 to 20 minutes (Choice A) may not be appropriate for all medications and does not address the issue of compatibility. Ordering serum peak and trough levels of ampicillin (Choice B) is important for monitoring drug levels but does not directly address the administration process. Preparing a schedule to give drugs simultaneously (Choice C) may increase the risk of drug interactions and is not recommended when administering incompatible medications.
3. A nurse is preparing for intershift report when a nurse’s aide pulls an emergency call light in a client’s room. Upon answering the light, the nurse finds a client who returned from surgery earlier in the day experiencing tachycardia and tachypnea. The client’s blood pressure is 88/60 mm Hg. Which action should the nurse take first?
- A. Calling the physician
- B. Checking the hourly urine output
- C. Checking the IV site for infiltration
- D. Placing the client in a modified Trendelenburg position
Correct answer: D
Rationale: The client is exhibiting signs of shock, indicated by tachycardia, tachypnea, and hypotension. Placing the client in a modified Trendelenburg position is the initial action to improve venous return, cardiac output, and subsequently increase blood pressure. This position helps redistribute blood flow to vital organs. Calling the physician should follow once immediate intervention has been initiated. Checking the hourly urine output and IV site are important assessments but are secondary to addressing the client's hemodynamic instability and potential for shock.
4. A client who has just undergone bronchoscopy was returned to the nursing unit 1 hour ago. With which assessment finding is the nurse most concerned?
- A. Oxygen saturation of 97%
- B. Equal breath sounds in both lungs
- C. Absence of cough and gag reflexes
- D. Respiratory rate of 20 breaths/min
Correct answer: C
Rationale: The correct answer is C. The absence of cough and gag reflexes is the most concerning finding for the nurse because it indicates a lack of protective airway reflexes, putting the client at risk of aspiration. Oxygen saturation of 97% is within the normal range and indicates adequate oxygenation. Equal breath sounds in both lungs are a positive finding, indicating no significant abnormalities. A respiratory rate of 20 breaths/min is also within the normal range and does not raise immediate concerns. Therefore, the absence of cough and gag reflexes poses the highest risk to the client's airway safety.
5. A client recently diagnosed with chronic kidney disease (CKD) is receiving discharge instructions from a nurse. Which statements made by the client indicate a correct understanding of the teaching? (Select all that apply.)
- A. I need to ask for an antibiotic when scheduling a dental appointment.
- B. I’ll need to check my blood sugar often to prevent hypoglycemia.
- C. The dose of my pain medication may have to be adjusted.
- D. The need to watch for bleeding with anticoagulants.
Correct answer: A
Rationale: The correct statements indicating a proper understanding of the teaching include the need for antibiotics for dental work, the potential need to adjust pain medication doses, and the importance of monitoring blood sugar levels. The statement about watching for bleeding with anticoagulants is not directly related to CKD and discharge instructions for this condition. Therefore, option A is correct, as it addresses relevant concerns for a client with CKD, while the other options are either unrelated or not specifically mentioned in the scenario.
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