a) alveoliALVEOLI= the minute air sacs on the interior of the lungsBRONCHI= large cartilage-based tubes of air; they extend from the trachea into the lungs, where they branch apartLARYNX= houses the vocal cords, is positioned b/w the trachea and the pharynx; is involved in swallowing, breathing, and speakingIn order to enter the BRONCHI or LARYNX, air and other matters must pass through the PHARYNXThe PHARYNX extends from the nose to the uppermost portion of the trachea and esophagus