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OpenStudy (anonymous):

Which of these is the correct order through which oxygen enters the body? A. lungs, bronchi, bronchioles, alveoli, blood B. bronchi, lungs, bronchioles, alveoli, blood C. lungs, bronchi, bronchioles, blood, alveoli D. blood, alveoli, lungs, bronchi, bronchioles

OpenStudy (anonymous):


OpenStudy (lanre):

A) Lungs, bronchi, bronchioles, alveoli, blood

OpenStudy (anonymous):

Bronchi go into lungs so it's A

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