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Tracheobronchial Tree
The network of air passages within the lungs, including the trachea, bronchi, and bronchioles, that allows air movement for respiration.
Epiglottis
A leaf-shaped flap of cartilage located behind the tongue at the top of the larynx; its function is to seal off the windpipe during eating, to prevent food from entering the airway.
Larynx
A structure in the throat containing the vocal cords; it is involved in breathing, producing sound, and protecting the trachea against food aspiration.
Alveoli
are the tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.
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