150. A community health nurse is demonstrating proper use of a peak flow meter to a child with asthma. What is the technical aspect of using the device?
A.
Blowing gently into the mouthpiece
B.
Blowing hard and fast into the mouthpiece, taking three readings, and recording the best of the three
✓
C.
Breathing slowly into the mouthpiece
D.
Using the device only when feeling short of breath
📖 Additional Information
Blowing gently into the mouthpiece
Blowing hard and fast into the mouthpiece, taking three readings, and recording the best of the three
Breathing slowly into the mouthpiece
Using the device only when feeling short of breath
