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Respiratory Health
Grade Level
Health & Wellness
HW.123 Respiratory Health
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Which final summary best answers the skill question about respiratory health?
A
Lungs make oxygen from carbon dioxide, and smoke strengthens the diaphragm.
B
Breathing health depends mainly on holding more air during intense activity.
C
Airways store oxygen for later, and exercise makes air quality unimportant.
D
Airways move air to alveoli for gas exchange, while activity, clean air, and avoiding harmful exposures support breathing health.
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