3 Questions
Which type of breathing involves the contraction and relaxation of the diaphragm?
Diaphragmatic breathing
What happens to the oxygen in the alveolus?
It moves out of the alveolus
What is the primary mechanism of gas exchange?
Diffusion
Test your knowledge of the respiratory system with questions about diaphragmatic breathing, oxygen exchange in the alveoli, and mechanisms of gas exchange.
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