Which of the following statements is true about the use of oxygen during advanced cardiac life support (ACLS)?

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During ACLS, the highest possible FIO₂ should be applied as quickly as possible to ensure adequate oxygenation to the patient. Hypoxia can have a significant impact on the efficacy of other ACLS procedures, making it important to ensure that the patient is sufficiently oxygenated throughout the resuscitation effort. Expired air ventilation alone is not sufficient to provide adequate oxygenation, and an FIO₂ of 0.5 may not provide enough oxygen to avoid hypoxia.

Which of the Following Statements Is True About the Use