How many hours per day of supplemental oxygen therapy has been shown to reduce mortality associated with COPD? Question 2 2 / 2 pts The nurse practitioner student is assessing a patient with chronic obstructive pulmonary disease (COPD). This patient would be most likely to demonstrate which of the following lung changes? Question 3 2 / 2 pts Which of the following is total volume of air a patient is able to exhale in the first second, during maximal effort? Correct! Question 4 2 / 2 pts A >12% change from pre-bronchodilator to post-bronchodilator results indicate which of the following ? Question 5 2 / 2 pts The nurse practitioner is assessing a client who presents with complaints of sleeping difficulty. He wakes up suddenly, multiple times a night, feeling short of breath. His partner reports snoring and intermittent gasping. The nurse practitioner suspects which of the following conditions?