1. The nurse is caring for a client who is 1 day postoperative for an open thora

1. The nurse is caring for a client who is 1 day postoperative for an open thoracotomy. This client has a benign neoplasm of the left lung. The client is receiving oxygen mist at 40%. The O2 saturation measured by pulse oximeter was 83. ABG results are: pH 7.32, PO2 93 mmHg, PCO2 50 mmHg, HCO3 25 mEq/L. Which of the following nursing actions would be a priority for this client?
a. Switch to O2 with a rebreathing bag
b. Increase O2 to 70%
c. Position the client in high-Fowler’s, and encourage the use of incentive spirometer and coughing
d. Place the client in the prone position and have the respiratory therapists do postural drainage
2. A nurse is caring for a client who has Addison’s disease and is at risk for Addisonian crisis. Nursing care for this client should include which of the following nursing actions?
a. Taking daily weights
b. Providing a low-carbohydrate diet
c. Instituting fluid restrictions
d. Administering oral corticosteroids
3. A patient is admitted to the emergency department with a severe exacerbation of asthma. Which finding is of most concern to the nurse?
a. Peak expiratory flow rate of 60% of personal best
b. Unable to speak and sweating profusely
c. PaO2 of 80 mmHg and PaCO2 of 50 mmHg