Oxygen Therapy (ATI) Exam 1 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Oxygen Therapy (ATI) Exam 1 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified A client is receiving 2 L/min oxygen via nasal cannula. What should the nurse expect? A. The client will need humidification B. The client may not need humidification C. The client will require suctioning D. The client will require a nonrebreather mask Which sign indicates a client is developing hypoxia? A. Decreased heart rate B. Calm demeanor C. Restlessness D. Flushed skin When setting up oxygen therapy for a patient, what is the nurse’s priority? A. Notify the provider B. Place the client in the Trendelenburg position 2 C. Ensure proper oxygen delivery and flow rate D. Insert an IV line Which oxygen delivery device delivers the highest concentration of oxygen? A. Nasal cannula B. Nonrebreather mask C. Venturi mask D. Simple face mask What is a potential hazard of using oxygen therapy? A. Fire risk B. Dehydration C. Seizures D. Hypoglycemia A client with COPD requires oxygen therapy. What device is most appropriate? A. Venturi mask B. Simple face mask 3 C. Nonrebreather mask D. Nasopharyngeal airway Which symptom indicates late-stage hypoxia? A. Anxiety B. Cyanosis C. Irritability D. Tachycardia What is the correct action when a nasal cannula becomes dislodged? A. Reapply it properly B. Increase the flow rate C. Discontinue oxygen D. Switch to a face mask Which oxygen delivery device provides 24%-44% oxygen concentration? A. Nasal cannula B. Partial rebreather mask 4 C. Nonrebreather mask D. Venturi mask A nurse finds a client’s oxygen tubing kinked. What should she do first? A. Straighten the tubing B. Notify respiratory therapy C. Switch to a face mask D. Increase the oxygen flow When should oxygen humidification definitely be used? A. With any oxygen therapy B. When flow rate exceeds 4 L/min C. Only with mechanical ventilation D. When patient requests it What should a nurse teach a client about home oxygen therapy? A. Keep oxygen away from open flames B. Store oxygen cylinders