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Sagot :
Answer:
TRUE OR FALSE
1. The lungs of a person is not of the same size.
2. When you exhale, the diaphragm relaxes and returns to its initial curved position,
3. Breathing-in is called inspiration (inhalation),
4. The larynx is found in the upper end of the trachea,
5. The function of the respiratory system is to exchange oxygen and carbon dioxide between the air and the cells.
6. The trachea is commonly called the windpipe.
7. The surfaces of the alveoli are covered with a network of tiny blood vessels that are called arteries
8. Air moves in and out of the lungs when there is a change in the air pressure inside the chest cavity.
9. It is at the alveoli inside the lungs that gases are exchanged.
10. Oxygen is the part of the air that we breath.
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