ATI Case Study: Oxygenation Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

ATI Case Study: Oxygenation Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is the primary goal when administering oxygen therapy to a hypoxic client? To maintain adequate oxygenation of tissues What device is best suited for delivering precise oxygen concentrations to a client with COPD? Venturi mask Why should you assess the skin around a nasal cannula frequently? To monitor for skin breakdown or irritation What clinical sign indicates early hypoxia in a client? Restlessness What action should a nurse take if a client's oxygen saturation drops below 90% while on room air? Initiate supplemental oxygen therapy 2 How does pursed-lip breathing help a client with chronic obstructive pulmonary disease (COPD)? It promotes carbon dioxide elimination and improves oxygenation Why is it important to encourage a client with pneumonia to use an incentive spirometer? It helps prevent atelectasis by promoting lung expansion What position promotes maximum lung expansion for a client experiencing dyspnea? High Fowler's position Which vital sign is most important to monitor closely during oxygen therapy? Oxygen saturation Why should oxygen humidification be used when delivering oxygen at a flow rate greater than 4 L/min? To prevent drying of the mucous membranes 3 What intervention can reduce oxygen demand in a client with respiratory distress? Promoting rest and minimizing physical activity Which sound heard on auscultation suggests fluid accumulation in the lungs? Crackles What is the purpose of chest physiotherapy? To mobilize secretions from the lungs Why should a nurse encourage frequent coughing in a client with respiratory illness? To clear airway secretions What action should be taken if a client wearing an oxygen mask becomes confused and tries to remove it? Assess for hypoxia and ensure the mask is properly secured When transporting a client on oxygen, what equipment must accompany them? Portable oxygen tank 4 Why must smoking be prohibited around a client receiving oxygen therapy? Oxygen supports combustion and increases fire risk What ABG (arterial blood gas) result would indicate respiratory acidosis? Decreased pH and increased PaCO2