glottis A tube less than 25 millimeters (1 inch) long between the vocal cords at the lower end of the pharynx. The glottis opens into the trachea (windpipe) and its dimensions are changed by the vibration of the vocal cords. See also epiglottis and larynx. Related category • ANATOMY AND PHYSIOLOGY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |