Biology, asked by garvkabra88, 8 months ago

how exchange of gases occurs in human

Answers

Answered by tanisha7052

2

Answer:

humans take in oxygen through nose via nasal passage. from there the oxygen travels through wing pipe and goes into the lungs. In lungs there is a dense network of alveoli.oxygen goes into alveoli and further goes into blood vessels through diffusion and alveoli take carbon dioxinde from the blood and move it out through the same passage.

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