Question

Explain clearly how the air is taken in and released out of the lung (Log answer). (3)​

Answer 1

Answer:

got it down

:-) :-) :-) :-)

Explanation:

When the diaphragm contracts, it moves down towards the abdomen. This movement of the muscles causes the lungs to expand and fill with air, like a bellows (inhalation). Conversely, when the muscles relax, the thoracic cavity gets smaller, the volume of the lungs decreases, and air is expelled (exhalation)