Question

(ii) Oxygen and removes Carbon dioxide
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Answer 1

Answer:

Gas Exchange Between Alveolar Spaces and Capillaries

The function of the respiratory system is to move two gases: oxygen and carbon dioxide. Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. ... Ventilation is the process by which air moves in and out of the lungs.

Answer 2

Step-by-step explanation:

The lungs and respiratory system allow oxygen in the air to be taken into the body, while also letting the body get rid of carbon dioxide in the air breathed out