Which of the Following Factors Will Decrease the FiO₂ Delivered

question 63

Multiple Choice

Which of the following factors will decrease the FiO₂ delivered by a low-flow O₂ system?
1) Short inspiratory time
2) Fast rate of breathing
3) Lower O₂ input
4) Large minute ventilation

• A)2 and 4 only
• B)1, 2, and 3 only
• C)3 and 4 only
• D)1, 2, 3, and 4

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