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Respiration – Quiz


Select the best answer from the parenthesis. Write your answer in the space provided.

1. The hollow sacs that act as sites of gas exchange are called ( capillaries / alveoli ).
2. The zone of the airways where there is no gas exchange is the ( conducting zone / respiratory zone ).
3. Lung volume depends on the ( transpulmonary pressure / lung compliance ), which refers to the capacity of the lungs for being stretched.
4. The diaphragm and intercostal muscles relax during ( inspiration / expiration )
5. ( Hypoxia / Hypercapnia ) is the deficiency of oxygen at the tissue level.

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