Your ARDS Patient Is Being Mechanically Ventilated with PEEP

question 7

Multiple Choice

Your ARDS patient is being mechanically ventilated with PEEP.The PEEP is increased from 10 cwp to 15 cwp.Subsequently,the mixed venous PO₂ drops from 40 mmHg to 32 mm Hg.What does this indicate?

• A)PaO₂ dropped
• B)Cardiac output dropped
• C)PEEP should be increased more
• D)The FIO₂ should be increased

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