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Anni [7]
3 years ago
5

What is the pathway for co2 in our respiratory system?​

Geography
1 answer:
Gelneren [198K]3 years ago
6 0

Pathway of air: nasal cavities (or oral cavity) > pharynx > trachea > primary bronchi (right & left) > secondary bronchi > tertiary bronchi > bronchioles > alveoli (site of gas exchange)

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