HESI RN Med Surg Exam 3

Extract:

Question 1 of 5

A 26-year-old client is admitted to the hospital for treatment of a simple goitre, and levothyroxine sodium is prescribed. Which symptoms indicate to the nurse that the prescribed dosage is too high for this client?

Correct Answer: Palpitations and shortness of breath are signs of hyperthyroidism, which can occur if the dosage of levothyroxine is too high.

Rationale:

Question 2 of 5

The nurse is providing education to a client who is returning home with an indwelling urinary catheter after having a transurethral resection of the prostate (TURP). Which statement made by the client demonstrates a need for the nurse to clarify the instructions?

A. Start pelvic floor exercises. B. Report fever or chills. C. Increase fluid intake to help with hydration. D. Tape urinary catheter securely to the thigh. G. A

Correct Answer: Starting pelvic floor exercises might be beneficial in the long term, but immediately following surgery with a catheter in place, it is not appropriate. The nurse should clarify when to start these exercises.

Rationale:

Question 3 of 5

A client who weighs 176 pounds is admitted to the intensive care unit with a serum glucose level of 600 mg/dL (33.3 mmol/L). Regular insulin at a rate of 0.1 unit/kg/hour is prescribed. The pharmacy provides a solution of regular insulin 100 units/100 mL of normal saline. The nurse should set the infusion pump to deliver how many mL/hours?

Your Answer:

Correct Answer: The nurse should set the pump to 8 mL/hour, calculated as 176 pounds Ã· 2.2 = 80 kg, 80 kg Ã— 0.1 unit/kg/hour = 8 units/hour, 8 units Ã· (100 units/100 mL) = 8 mL/hour.

Rationale:

Question 4 of 5

A client reports a 2-day history of fever, vomiting, and diarrhea. The healthcare provider prescribes serum electrolyte levels to be obtained. Which laboratory results should the nurse expect?

A. Serum potassium 5.0 me/L (5.0 mmol/L), serum sodium 138 me/L (138 mmol/L). B. Serum potassium 4.5 me/L (4.5 mmol/L), serum sodium 140 me/L (140 mmol/L). C. Serum potassium 3.5 me/L (3.5 mmol/L), serum sodium 142 me/L (142 mmol/L). D. Serum potassium 3.0 me/L (3.0 mmol/L), serum sodium 149 me/L (149 mmol/L). G. D

Correct Answer: Serum potassium of 3.0 me/L and sodium of 149 me/L indicate hypokalaemia and hypernatremia, expected with dehydration from vomiting and diarrhea.

Rationale:

Question 5 of 5

The nurse is caring for a client with emphysema who is mildly dyspneic after ambulation. Which instruction should the nurse provide to the client to improve gas exchange?

A. Draw air in through the nose and exhale slowly through pursed lips. B. Increase breathing rate for a full 30 seconds. C. Raise hands above the head to expand the diaphragm. D. Lay down on each side with knees bent and breathe from the abdomen. G. A

Correct Answer: Pursed-lip breathing helps improve gas exchange by keeping airways open longer during exhalation.

Rationale:

HESI RN Med Surg Exam 3 | Nurselytic

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