Question

Qlo State any two benefits of inhalation through the nose than through the Q11 Why do lungs always contain a residual amount of air present in it?​

Answer 1

Answer:

10 Ans: Breathing through the nose warms, filters and humidifies the air. Each of these is important to the health of the delicate tissues of the nose, lower airways and lungs. Nose breathing has another beneficial effect on oxygen once it reaches the lungs, which doesn't happen with mouth breathing.

11 Ans: The lungs always contain a residual volume of air so that during breathing cycle there is sufficient time for oxygen to be absorbed and for the carbon dioxide to be released. Residual Volume is important because it prevents the lungs from collapsing.

Answer 2

Answer:

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