ATI RN
ATI n232 Med Surg Exam Questions
Extract:
Question 1 of 5
A nurse is reviewing arterial blood gas results for a client diagnosed with chronic obstructive pulmonary disease (COPD). The nurse should expect which abnormal finding?
Correct Answer: C
Rationale: COPD causes CO2 retention due to impaired ventilation, leading to hypercapnia (increased PaCO2) and respiratory acidosis. A. Hypoxemia, not increased oxygen, is typical. B. pH is usually low or normal due to acidosis, not elevated. D. Alveolar damage is structural, not an ABG finding.
Question 2 of 5
A nurse is preparing to administer albuterol syrup 1.6 mg PO tid. Available is albuterol 2 mg/5mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 4 mL
Rationale: Desired dose: 1.6 mg. Concentration: 2 mg/5 mL = 0.4 mg/mL. Volume = 1.6 / 0.4 = 4 mL.
Question 3 of 5
A nurse is taking a class about patient safety. The nurse should recognize that which of the following statements is true regarding patient safety and prevention of harm?
Correct Answer: B
Rationale: Most medication errors are preventable with proper systems. A. Infections aren't errors. C. Execution errors are unintentional. D. Errors may not cause harm.
Question 4 of 5
A nurse is caring for a client who has an acute respiratory failure (ARF). The nurse should monitor the client for which of the following manifestations of this condition? (Select all that apply.)
Correct Answer: B,C,D
Rationale: B. Severe dyspnea indicates respiratory distress. C. Headache results from hypoxia/hypercapnia. D. Decreased consciousness signals worsening gas exchange. A. Hypotension is secondary. E. Nausea is not primary.
Question 5 of 5
A nurse is preparing to administer potassium chloride elixir 40 mEq divided into 2 equal doses every 12 hr. Available is 6.7 mEq/5 mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 15 mL
Rationale: Desired dose: 20 mEq (40/2). Concentration: 6.7 mEq/5 mL = 1.34 mEq/mL. Volume = 20 / 1.34 ≈ 15 mL.