The nurse is caring for a client who is receiving oxygen per nasal cannula while hospitalized for chronic obstructive pulmonary disease (COPD). The client asks the nurse whether oxygen use will be needed at home. Which of the following responses is best? {Ans: "Oxygen will be needed when your oxygen saturation drops to 88% and you have symptoms of hypoxia." Correct}The nurse is admitting a client with acute respiratory distress related to cor pulmonale. Which of the following nursing interventions is most appropriate during admission of this client? {Ans: Perform a physical assessment of the respiratory system and ask specific questions related to this episode of respiratory distress.}For which of the following clients would noninvasive positive pressure ventilation (NIPPV) be an appropriate intervention to promote oxygenation? {Ans: A client who is experiencing respiratory failure as a result of the progression of myasthenia gravis Correct}The nurse is caring for a client who underwent a left total knee arthroplasty. On the third postoperative day, the client has symptoms of shortness of breath, slight chest pain, and that "something is wrong." Temperature is 36.9°C (98.4°F), blood pressure 130/88 mm Hg, respirations 36 breaths/minute, and oxygen saturation 91% in room air.