Inhalation
+++Osmosis
alveoli
Pleurisy Pleurisy
Exhalation
In terms of the respiratory tract, the pharynx is proximal to the lung. It comes before the lungs as air moves through the respiratory tract.
It is air pressure
wind
When the air moves it is called an air current or wind
it is called a cold front
it is called a cold front
it is called a cold front
it is called a cold front