In which part of the human respiratory system does actual oxygen exchange take place? 1.Bronchi 2.Trachea 3.Diaphragm 4.Alveoli

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asked Feb 14, 2019 189k views

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Quick Learner · Answer 1 · 2019-02-15T18:22:06+0000

The alveoli. These little air sacs are found on the end of the bronchioles and are the place where oxygen enters the blood and the carbon dioxide leaves.

In which part of the human respiratory system does actual oxygen exchange take place? 1.Bronchi 2.Trachea 3.Diaphragm 4.Alveoli

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