Which arterial blood gas values does the nurse anticipate in a patient with acute type II respiratory failure?
A) Increased PaO2
B) Decreased PaCO2
C) Acidic pH
D) Increased bicarbonate levels
C) Acidic pH
Explanation: A) In type II respiratory failure, PaO2 is decreased, and PaCO2 increased to 50 mmHg or higher.
B) In type II respiratory failure, PaO2 is decreased, and PaCO2 increased to 50 mmHg or higher.
C) In acute type II failure, the bicarbonate levels are decreased, and the pH is acidic, but in chronic type II failure with renal compensation, the bicarbonate levels are increased to maintain the pH within normal limits but less than 7.4.
D) In acute type II failure, the bicarbonate levels are decreased, and the pH is acidic, but in chronic type II failure with renal compensation, the bicarbonate levels are increased to maintain the pH within normal limits but less than 7.4.
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