What happens if oxygen pressure falls below 30 psig?

• A. A high priority alarm is activated
• B. A low priority alarm is activated
• C. No alarms are triggered
• D. Machine stops all gas flow

Answer: (A)

When oxygen pressure falls below 30 psig, a high priority alarm is activated to alert the anesthesia provider of the critical situation. This is crucial because oxygen is essential for patient safety during anesthesia and any significant drop in its pressure can pose serious risks, including hypoxia to the patient. The high priority alarm serves as a crucial warning, allowing the anesthesia provider to take immediate action to either remedy the situation or switch to an alternative oxygen source.

This response helps ensure patient safety by providing an immediate, audible alert that prompts the necessary intervention. Other options do not adequately address the critical nature of oxygen supply and its impact on patient safety during anesthesia procedures.