ATI LPN
ATI LPN Med Surg Cohort 6 Exam Questions
Extract:
Question 1 of 5
A 73-year-old patient with diabetes was admitted for below the knee amputation of his right leg. Removal of his right leg is an example of which type of surgery?
Correct Answer: C
Rationale: Amputation removes diseased tissue, classifying it as ablative surgery.
Question 2 of 5
A nurse evaluates the following arterial blood gas values in a patient: pH 7.48, PaO2 98 mm Hg, PaCO2 28 mm Hg, and HCO3 - 22 mEq/L (22 mmol/L). Which patient condition does the nurse correlate with these results?
Correct Answer: C
Rationale: High pH and low PaCO2 indicate respiratory alkalosis, consistent with hyperventilation from anxiety.
Question 3 of 5
A nurse is giving a preoperative patient a dose of famotidine (Pepcid). The patient asks why the nurse is giving this drug when the patient has no history of ulcers. What response by the nurse is best?
Correct Answer: C
Rationale: Famotidine reduces stomach acid, helping prevent stress-induced ulcers during surgery, providing a clear and accurate explanation.
Question 4 of 5
A nurse assesses a patient who is prescribed a medication that inhibits aldosterone secretion and release. For which potential complications will the nurse assess? (Select all that apply.)
Correct Answer: A,D,E
Rationale: Inhibiting aldosterone can cause hypokalemia, hyperkalemia, or reduced urine output due to altered electrolyte and fluid balance.
Question 5 of 5
A nurse is caring for a patient who has the following arterial blood values: pH 7.12, PaO2 56 mm Hg, PaCO2 65 mm Hg, and HCO3 - 22 mEq/L (22 mmol/L). Which clinical situation does the nurse correlate with these values?
Correct Answer: D
Rationale: Low pH and high PaCO2 indicate respiratory acidosis, consistent with CO2 retention from bronchial obstruction.