ATI RN
ATI Nproo 2100 Exam Unit 3 Fundamentals Exam Questions
Extract:
Question 1 of 5
A patient's ABG shows: pH 7.32, PaCO2 50 mmHg, HCO3 24 mEq/L. What is the correct diagnosis?
Correct Answer: B
Rationale: The correct diagnosis is B: Respiratory acidosis. In this ABG result, the pH is low (acidosis) due to high PaCO2 (respiratory component). The HCO3 is normal, ruling out metabolic acidosis. Respiratory alkalosis would have a high pH and low PaCO2. Metabolic alkalosis would show high pH and high HCO3. Other choices are not relevant to the given ABG values. Thus, the high PaCO2 causing low pH indicates respiratory acidosis.
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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