Your nasal cavity is line with mucosa that do all of these EXCEPT.

The surface area of the nasal cavity is increase by the...

This area, normally referred to as the throat, contains tonsils and eustachian tubes. It's also the common passageway for food and air.

This prevents food from entering your "wind pipe"

Airs is filtered by hair-like cilia in the trachea, as it continues to move down the trachea splits into the right and left

The bronchioles end in time clusters of air sacs (individual grapes). This is where gas exchange occurs.

An adult has approximately ______ alveoli in the lungs for gas exchange.

This is a respiratory disorder that is caused by inflammation and fluid in the lungs

This is a progressive disease that makes it difficult to breath; includes emphysema and chronic bronchitis.