The epiglottis. The epiglottis is a flap of flexible cartilage above the larynx, or voice box. It closes when you swallow, preventing food, water, or saliva from going down the trachea into the lungs.
The lungs
The Windpipe, also known as the trachea, is the airway from the mouth to the lungs.
feet
The nose, pharynx, and trachea are the parts of the upper airway. The tubes of the lungs comprise the lower airway.
from nose through airway in throat into lungs
Trachea
Epiglottis
YES
Airway and lungs
Airway and Lungs
choking agent
Airway motile cilia move mucus out of the lungs, and mucus traps inhaled particulate, smoke and dust.