Which response indicates that a school-age child understands the interpretation of peak flowmeter results?
a. "When my peak flow is in the green zone, I need more medication.".
b. "The red zone means my peak flow is 80% to 100%.".
c. "When my peak flow is in the yellow zone, I might need to take more medicine.".
d. "The yellow zone means I need to take albuterol right away.".
C
The yellow zone indicates caution. The child's peak flow is 50% to 80% of his personal best. A temporary increase in medication may be indicated. The green zone indicates all clear. There are no asthma symptoms present. The child's exhalation is 80% to 100% of his personal best. The red zone is interpreted as a medical alert. The child's exhalation is below 50% of his personal best. The child should use a bronchodilator immediately. The child would take an immediate bronchodilator if his peak flow is in the red zone.
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