HESI RN
HESI Medical Surgical Practice Exam
1. Four hours following surgical repair of a compound fracture of the right ulna, the nurse is unable to palpate the client's right radial pulse. Which action should the nurse take first?
- A. Notify the healthcare provider of the finding immediately.
- B. Complete a neurovascular assessment of the right hand.
- C. Elevate the client's right hand on one or two pillows.
- D. Measure the client's blood pressure and apical pulse rate.
Correct answer: B
Rationale: Completing a neurovascular assessment of the right hand is the priority in this situation. This assessment will help determine the circulation, sensation, and movement of the affected limb, ensuring there are no complications like compartment syndrome or impaired perfusion. Notifying the healthcare provider immediately (Choice A) might be necessary but should come after assessing the client's neurovascular status. Elevating the client's right hand (Choice C) can be helpful in some cases but should not precede a neurovascular assessment. Measuring the client's blood pressure and apical pulse rate (Choice D) is important but not the priority when assessing a potential vascular compromise in the limb.
2. The patient is taking low-dose erythromycin prophylactically and will start cefaclor for treating an acute infection. The nurse should discuss this with the provider because taking both medications simultaneously can cause which effect?
- A. Decreased effectiveness of cefaclor.
- B. Increased effectiveness of cefaclor.
- C. Decreased effectiveness of erythromycin.
- D. Increased effectiveness of erythromycin.
Correct answer: A
Rationale: When erythromycin and cefaclor are taken together, erythromycin can inhibit the metabolism of cefaclor, leading to elevated cefaclor levels and potentially causing adverse effects. This results in a decrease in the effectiveness of cefaclor. Therefore, the nurse should discuss this potential drug interaction with the provider to consider an alternative treatment or adjust the dosages to prevent complications. Choices B, C, and D are incorrect because the concern lies with the effect on cefaclor when combined with erythromycin, not the effect on erythromycin itself.
3. A client's laboratory findings indicate elevations in thyroxine and triiodothyronine hormones. The nurse suspects that the client may have hyperthyroidism. Which assessment finding is most often associated with hyperthyroidism?
- A. Periorbital edema.
- B. Atrophied thyroid gland.
- C. Increased pulse rate.
- D. Diarrhea stools.
Correct answer: C
Rationale: Increased pulse rate is commonly associated with hyperthyroidism due to the increased metabolic rate. Periorbital edema (Choice A) is more commonly associated with conditions like nephrotic syndrome or heart failure, not hyperthyroidism. Atrophied thyroid gland (Choice B) is not typically an assessment finding for hyperthyroidism as the gland is usually enlarged in this condition. Diarrhea stools (Choice D) can occur in hyperthyroidism, but it is not the most common assessment finding associated with the condition.
4. A client receives a prescription for 1 liter of lactated Ringer's intravenously to be infused over 6 hours. How many mL/hr should the nurse program the infusion pump to deliver? (Enter numerical value only. If rounding is needed, round to the nearest whole number.)
- A. 167 mL/hr
- B. 200 mL/hr
- C. 83 mL/hr
- D. 111 mL/hr
Correct answer: A
Rationale: The correct infusion rate is 167 mL/hr. This is calculated by dividing the total volume (1000 mL) by the total time (6 hours), resulting in 166.67 mL/hr, which should be rounded to the nearest whole number as 167 mL/hr. This calculation ensures a steady infusion rate over the specified time frame. Choices B, C, and D are incorrect as they do not accurately reflect the correct calculation based on the volume and time provided in the prescription.
5. A nurse is conducting an assessment of a client who underwent thoracentesis of the right side of the chest 3 hours ago. Which findings does the nurse report to the physician? Select all that apply.
- A. Unequal chest expansion
- B. Pulse rate of 82 beats/min
- C. Respiratory rate of 22 breaths/min
- D. Diminished breath sounds in the right lung
Correct answer: A
Rationale: After thoracentesis, the nurse should assess the client for signs of pneumothorax, which include increased respiratory rate, dyspnea, retractions, unequal chest expansion, diminished breath sounds, and cyanosis. Unequal chest expansion is a key sign of pneumothorax due to the accumulation of air in the pleural space, causing the affected lung to collapse partially. Pulse rate and respiratory rate within normal ranges, like in choices B and C, are not the priority findings to report in this situation. Diminished breath sounds in the right lung could be expected after thoracentesis and may not necessarily indicate a complication like pneumothorax, making choice D less urgent to report.
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