The Fundamental Benefit of Applying Positive End-Expiratory Pressure (PEEP) to an 80-Year-Old

question 14

Multiple Choice

The fundamental benefit of applying positive end-expiratory pressure (PEEP) to an 80-year-old patient with a large closing volume would be that PEEP:

• A) Increases the area available for gas exchange by opening closed alveoli
• B) Increases compliance, making it easier to breathe
• C) Promotes an increase in pulmonary blood flow
• D) Significantly increases the PaO₂ when the patient is breathing air
• E) Stimulates breathing by tonically activating pulmonary stretch receptors

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