Answer to Question 1
B
Feedback:
Phosphodiesterase inhibitors are only given IV. They cannot be given orally, intramuscularly, or subcutaneously.
Answer to Question 2
C
Feedback:
Cystic fibrosis patients who receive dornase alfa should be cautioned about the need to continue all therapies for their cystic fibrosis because dornase alfa is only a palliative therapy that improves respiratory symptoms, and other therapies, such as coughing, postural drainage and enzymes, are still needed.