Source: Video Images: Respiratory image, Public Domain: http://upload.wikimedia.org/wikipedia/commons/9/9f/Illu_conducting_passages.svg; Nose image, http://en.wikipedia.org/w/index.php?title=File:TE-Nose_diagram.svg&page=1; Pharynx, Public Domain: http://commons.wikimedia.org/w/index.php?title=File:Illu_pharynx.svg&page=1; Larynx image, Creative Commons: http://en.wikipedia.org/wiki/File:Larynx_external_en.svg; Larynx photo image, Creative Commons: http://en.wikipedia.org/wiki/File:Larynx_endo_2.jpg
Covers the larynx during swallowing to prevent food or liquids from entering the lungs.
The airway in which sound is produced (commonly known as the “voicebox”).
The main cavity through which air is drawn in from the outside environment.
A secondary cavity through which air is drawn in from the outside environment.
Connects the nasal cavity to the mouth (commonly known as the “throat”).
Connects the larynx to the lower respiratory tract (commonly known as the windpipe).