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Respiration

Which of the ...

Question

Which of the following are functions of components of the respiratory system?

A

Warming and moistening of inhaled air

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B

Delivering oxygen to and removing carbon dioxide from the blood

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C

Sound production by the vibration of vocal cords

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D

All of these

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Solution

The correct option is D
All of these

The respiratory system consists of the following structures: nose, pharynx, larynx, trachea, bronchi, lungs. These structures collectively perform the following functions:
- warming and moistening of inhaled air

- delivering oxygen to and removing carbon dioxide from the blood

- sound production by the vibration of vocal cords

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