describe the pathway of air during exhalation
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describe the pathway of air during exhalation
pathway of airflow during inhalation
pathway of inhaled air
describe the pathway of air in humans
describe the pathway of air
pathway of air in the respiratory system
the pathway of air into the lungs
air flows into the lungs during exhalation
what is the pathway of air
which of these occurs during exhalation
pathway air takes into the lungs
inhalation and exhalation of air
pathway air takes through respiratory system
describe the pathway of air during exhalation, pathway of airflow during inhalation, pathway of inhaled air, describe the pathway of air in humans, describe the pathway of air, pathway of air in the respiratory system, the pathway of air into the lungs, air flows into the lungs during exhalation, what is the pathway of air, which of these occurs during exhalation, pathway air takes into the lungs, inhalation and exhalation of air, pathway air takes through respiratory system
