NR 601 WEEK 2 TEST

NR 601 WEEK 2 TEST Week Two: Test Your Knowledge Score for this test: 10 out of 10 Submitted March 11 at 1:17pm This attempt took 3 minutes. How many hours per day of supplemental oxygen therapy has been shown to reduce mortality associated with COPD? 15 hours 6 hours 23 hours 10 hours Home oxygen therapy has been shown to decrease mortality. 1-2 liters of oxygen/min for 15 hours/day will maintain SaO2 of 90% or greater. Dunphy p. 414. 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? permanently deflated alveoli increased surface volume for gas exchange decreased residual volume hyperinflation of the lungs Hyperinflation of the lungs is due to the increased total lung capacity present with obstruction. Week 2: Spirometry video- Khan academy, Dunphy et al p. 399