Difficulty: Medium
Average Score: 79%
Simulated
It is important to teach the parents of a child with asthma about the disease and its long-term management. Teaching the child a play technique such as blowing cotton balls or ping pong balls across a table is good for him. Which is the best explanation for this play technique?
Correct answer
B
Rationale
Blowing games extend the expiratory phase, strengthening respiratory muscles and improving air exchange in asthma.