Table 5.1 presents several processes that happen in the lungs and thorax (chest cavity).
(a)[4]
Carbon dioxide reaches the lungs in capillaries. Put a tick (✓) in each box beside a process involved in removing carbon dioxide from the blood and releasing it to the atmosphere.
(b)[4]
Describe the differences displayed in Table 5.2 and give possible explanations for them.
Worked solution & mark scheme
This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: “the process of diffusion into the alveoli” …