Oxygen ATI Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Oxygen ATI Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is a common complication of prolonged high-flow oxygen therapy? Oxygen toxicity Which sign indicates a patient may need increased oxygen therapy? Oxygen saturation below 90% What should be placed on the wall outlet before connecting an oxygen device? A humidifier bottle if ordered or required What is a sign of early oxygen toxicity? Substernal chest pain and restlessness Which condition requires cautious use of oxygen due to the risk of decreased respiratory drive? Chronic obstructive pulmonary disease (COPD) 2 What is the function of a non-rebreather mask? To deliver high concentrations of oxygen (up to 90–100%) What is the primary purpose of oxygen therapy? To treat or prevent hypoxia Which device delivers low-flow oxygen at 1 to 6 L/min? Nasal cannula What is the maximum oxygen flow rate for a simple face mask? 10 L/min What should a nurse check before applying oxygen to a client? The provider’s order for oxygen therapy What safety precaution should be followed when oxygen is in use? Keep the oxygen source away from open flames or heat 3 What is the minimum flow rate required for a simple face mask? 5 L/min to prevent rebreathing of CO2 Why is it important to assess skin behind the ears and around the face when a patient uses a nasal cannula? To check for pressure injuries from tubing What is a reason to use a Venturi mask? It delivers a precise oxygen concentration What should a nurse do if a client complains of dry nasal passages while on oxygen? Apply a water-based lubricant and check for humidification What action should a nurse take if oxygen tubing becomes disconnected? Reconnect it immediately and assess the client’s status What is the main advantage of humidified oxygen? 4 It prevents drying of the respiratory mucosa