Choking is a blockage of the upper airway by food or other objects, which prevents The other is the trachea, which is the opening air must pass through to get to the lungs. by a flap called the epiglottis, which prevents food from entering the lungs. In adults, choking most often occurs when food is not chewed properly.
Blockage of the upper airway occurs when the upper breathing passages become narrowed or blocked, making it hard to breathe. Areas in the upper airway that can be affected are the windpipe (trachea), voice box (larynx), or throat (pharynx). Allergic reactions in which the trachea.
Choking is when someone cannot breathe because food, a toy, or other object is blocking the throat or windpipe (airway).